20199808278

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{12983}}^1$

素因数の和:13174

約数の個数: 96

約数和(自身を含む): 48348780480

約数和(自身を除く): 28148972202

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 61, 78, 109, 117, 122, 183, 218, 234, 327, 366, 549, 654, 793, 981, 1098, 1417, 1586, 1962, 2379, 2834, 4251, 4758, 6649, 7137, 8502, 12753, 12983, 13298, 14274, 19947, 25506, 25966, 38949, 39894, 59841, 77898, 86437, 116847, 119682, 168779, 172874, 233694, 259311, 337558, 506337, 518622, 777933, 791963, 1012674, 1415147, 1519011, 1555866, 1583926, 2375889, 2830294, 3038022, 4245441, 4751778, 7127667, 8490882, 10295519, 12736323, 14255334, 18396911, 20591038, 25472646, 30886557, 36793822, 55190733, 61773114, 86323967, 92659671, 110381466, 165572199, 172647934, 185319342, 258971901, 331144398, 517943802, 776915703, 1122211571, 1553831406, 2244423142, 3366634713, 6733269426, 10099904139, 20199808278]

約数ペア:

[(1, 20199808278), (2, 10099904139), (3, 6733269426), (6, 3366634713), (9, 2244423142), (13, 1553831406), (18, 1122211571), (26, 776915703), (39, 517943802), (61, 331144398), (78, 258971901), (109, 185319342), (117, 172647934), (122, 165572199), (183, 110381466), (218, 92659671), (234, 86323967), (327, 61773114), (366, 55190733), (549, 36793822), (654, 30886557), (793, 25472646), (981, 20591038), (1098, 18396911), (1417, 14255334), (1586, 12736323), (1962, 10295519), (2379, 8490882), (2834, 7127667), (4251, 4751778), (4758, 4245441), (6649, 3038022), (7137, 2830294), (8502, 2375889), (12753, 1583926), (12983, 1555866), (13298, 1519011), (14274, 1415147), (19947, 1012674), (25506, 791963), (25966, 777933), (38949, 518622), (39894, 506337), (59841, 337558), (77898, 259311), (86437, 233694), (116847, 172874), (119682, 168779)]