1963661784

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{17683}}^1$

素因数の和:18360

約数の個数: 64

約数和(自身を含む): 5619267840

約数和(自身を除く): 3655606056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 661, 1322, 1983, 2644, 3966, 4627, 5288, 7932, 9254, 13881, 15864, 17683, 18508, 27762, 35366, 37016, 53049, 55524, 70732, 106098, 111048, 123781, 141464, 212196, 247562, 371343, 424392, 495124, 742686, 990248, 1485372, 2970744, 11688463, 23376926, 35065389, 46753852, 70130778, 81819241, 93507704, 140261556, 163638482, 245457723, 280523112, 327276964, 490915446, 654553928, 981830892, 1963661784]

約数ペア:

[(1, 1963661784), (2, 981830892), (3, 654553928), (4, 490915446), (6, 327276964), (7, 280523112), (8, 245457723), (12, 163638482), (14, 140261556), (21, 93507704), (24, 81819241), (28, 70130778), (42, 46753852), (56, 35065389), (84, 23376926), (168, 11688463), (661, 2970744), (1322, 1485372), (1983, 990248), (2644, 742686), (3966, 495124), (4627, 424392), (5288, 371343), (7932, 247562), (9254, 212196), (13881, 141464), (15864, 123781), (17683, 111048), (18508, 106098), (27762, 70732), (35366, 55524), (37016, 53049)]