18260970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6689}}^1$

素因数の和:6719

約数の個数: 64

約数和(自身を含む): 53948160

約数和(自身を除く): 35687190

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 6689, 13378, 20067, 33445, 40134, 46823, 66890, 86957, 93646, 100335, 140469, 173914, 200670, 234115, 260871, 280938, 434785, 468230, 521742, 608699, 702345, 869570, 1217398, 1304355, 1404690, 1826097, 2608710, 3043495, 3652194, 6086990, 9130485, 18260970]

約数ペア:

[(1, 18260970), (2, 9130485), (3, 6086990), (5, 3652194), (6, 3043495), (7, 2608710), (10, 1826097), (13, 1404690), (14, 1304355), (15, 1217398), (21, 869570), (26, 702345), (30, 608699), (35, 521742), (39, 468230), (42, 434785), (65, 280938), (70, 260871), (78, 234115), (91, 200670), (105, 173914), (130, 140469), (182, 100335), (195, 93646), (210, 86957), (273, 66890), (390, 46823), (455, 40134), (546, 33445), (910, 20067), (1365, 13378), (2730, 6689)]