1809883908

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1\times {\mathrm{419}}^1$

素因数の和:778

約数の個数: 144

約数和(自身を含む): 5345907840

約数和(自身を除く): 3536023932

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 61, 63, 84, 122, 126, 183, 244, 252, 281, 366, 419, 427, 549, 562, 732, 838, 843, 854, 1098, 1124, 1257, 1281, 1676, 1686, 1708, 1967, 2196, 2514, 2529, 2562, 2933, 3372, 3771, 3843, 3934, 5028, 5058, 5124, 5866, 5901, 7542, 7686, 7868, 8799, 10116, 11732, 11802, 15084, 15372, 17141, 17598, 17703, 23604, 25559, 26397, 34282, 35196, 35406, 51118, 51423, 52794, 68564, 70812, 76677, 102236, 102846, 105588, 117739, 119987, 153354, 154269, 178913, 205692, 230031, 235478, 239974, 306708, 308538, 353217, 357826, 359961, 460062, 470956, 479948, 536739, 617076, 706434, 715652, 719922, 824173, 920124, 1059651, 1073478, 1079883, 1412868, 1439844, 1610217, 1648346, 2119302, 2146956, 2159766, 2472519, 3220434, 3296692, 4238604, 4319532, 4945038, 6440868, 7182079, 7417557, 9890076, 14364158, 14835114, 21546237, 28728316, 29670228, 43092474, 50274553, 64638711, 86184948, 100549106, 129277422, 150823659, 201098212, 258554844, 301647318, 452470977, 603294636, 904941954, 1809883908]

約数ペア:

[(1, 1809883908), (2, 904941954), (3, 603294636), (4, 452470977), (6, 301647318), (7, 258554844), (9, 201098212), (12, 150823659), (14, 129277422), (18, 100549106), (21, 86184948), (28, 64638711), (36, 50274553), (42, 43092474), (61, 29670228), (63, 28728316), (84, 21546237), (122, 14835114), (126, 14364158), (183, 9890076), (244, 7417557), (252, 7182079), (281, 6440868), (366, 4945038), (419, 4319532), (427, 4238604), (549, 3296692), (562, 3220434), (732, 2472519), (838, 2159766), (843, 2146956), (854, 2119302), (1098, 1648346), (1124, 1610217), (1257, 1439844), (1281, 1412868), (1676, 1079883), (1686, 1073478), (1708, 1059651), (1967, 920124), (2196, 824173), (2514, 719922), (2529, 715652), (2562, 706434), (2933, 617076), (3372, 536739), (3771, 479948), (3843, 470956), (3934, 460062), (5028, 359961), (5058, 357826), (5124, 353217), (5866, 308538), (5901, 306708), (7542, 239974), (7686, 235478), (7868, 230031), (8799, 205692), (10116, 178913), (11732, 154269), (11802, 153354), (15084, 119987), (15372, 117739), (17141, 105588), (17598, 102846), (17703, 102236), (23604, 76677), (25559, 70812), (26397, 68564), (34282, 52794), (35196, 51423), (35406, 51118)]