19303908

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:317

約数の個数: 96

約数和(自身を含む): 53343360

約数和(自身を除く): 34039452

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 29, 34, 39, 51, 52, 58, 68, 78, 87, 102, 116, 156, 174, 204, 221, 251, 348, 377, 442, 493, 502, 663, 753, 754, 884, 986, 1004, 1131, 1326, 1479, 1506, 1508, 1972, 2262, 2652, 2958, 3012, 3263, 4267, 4524, 5916, 6409, 6526, 7279, 8534, 9789, 12801, 12818, 13052, 14558, 17068, 19227, 19578, 21837, 25602, 25636, 29116, 38454, 39156, 43674, 51204, 55471, 76908, 87348, 94627, 110942, 123743, 166413, 189254, 221884, 247486, 283881, 332826, 371229, 378508, 494972, 567762, 665652, 742458, 1135524, 1484916, 1608659, 3217318, 4825977, 6434636, 9651954, 19303908]

約数ペア:

[(1, 19303908), (2, 9651954), (3, 6434636), (4, 4825977), (6, 3217318), (12, 1608659), (13, 1484916), (17, 1135524), (26, 742458), (29, 665652), (34, 567762), (39, 494972), (51, 378508), (52, 371229), (58, 332826), (68, 283881), (78, 247486), (87, 221884), (102, 189254), (116, 166413), (156, 123743), (174, 110942), (204, 94627), (221, 87348), (251, 76908), (348, 55471), (377, 51204), (442, 43674), (493, 39156), (502, 38454), (663, 29116), (753, 25636), (754, 25602), (884, 21837), (986, 19578), (1004, 19227), (1131, 17068), (1326, 14558), (1479, 13052), (1506, 12818), (1508, 12801), (1972, 9789), (2262, 8534), (2652, 7279), (2958, 6526), (3012, 6409), (3263, 5916), (4267, 4524)]