20369976

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:201

約数の個数: 128

約数和(自身を含む): 60825600

約数和(自身を除く): 40455624

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 31, 33, 38, 44, 57, 62, 66, 76, 88, 93, 114, 124, 131, 132, 152, 186, 209, 228, 248, 262, 264, 341, 372, 393, 418, 456, 524, 589, 627, 682, 744, 786, 836, 1023, 1048, 1178, 1254, 1364, 1441, 1572, 1672, 1767, 2046, 2356, 2489, 2508, 2728, 2882, 3144, 3534, 4061, 4092, 4323, 4712, 4978, 5016, 5764, 6479, 7068, 7467, 8122, 8184, 8646, 9956, 11528, 12183, 12958, 14136, 14934, 16244, 17292, 19437, 19912, 24366, 25916, 27379, 29868, 32488, 34584, 38874, 44671, 48732, 51832, 54758, 59736, 77159, 77748, 82137, 89342, 97464, 109516, 134013, 154318, 155496, 164274, 178684, 219032, 231477, 268026, 308636, 328548, 357368, 462954, 536052, 617272, 657096, 848749, 925908, 1072104, 1697498, 1851816, 2546247, 3394996, 5092494, 6789992, 10184988, 20369976]

約数ペア:

[(1, 20369976), (2, 10184988), (3, 6789992), (4, 5092494), (6, 3394996), (8, 2546247), (11, 1851816), (12, 1697498), (19, 1072104), (22, 925908), (24, 848749), (31, 657096), (33, 617272), (38, 536052), (44, 462954), (57, 357368), (62, 328548), (66, 308636), (76, 268026), (88, 231477), (93, 219032), (114, 178684), (124, 164274), (131, 155496), (132, 154318), (152, 134013), (186, 109516), (209, 97464), (228, 89342), (248, 82137), (262, 77748), (264, 77159), (341, 59736), (372, 54758), (393, 51832), (418, 48732), (456, 44671), (524, 38874), (589, 34584), (627, 32488), (682, 29868), (744, 27379), (786, 25916), (836, 24366), (1023, 19912), (1048, 19437), (1178, 17292), (1254, 16244), (1364, 14934), (1441, 14136), (1572, 12958), (1672, 12183), (1767, 11528), (2046, 9956), (2356, 8646), (2489, 8184), (2508, 8122), (2728, 7467), (2882, 7068), (3144, 6479), (3534, 5764), (4061, 5016), (4092, 4978), (4323, 4712)]