18789834

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{809}}^1$

素因数の和:907

約数の個数: 48

約数和(自身を含む): 44323200

約数和(自身を除く): 25533366

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 79, 98, 147, 158, 237, 294, 474, 553, 809, 1106, 1618, 1659, 2427, 3318, 3871, 4854, 5663, 7742, 11326, 11613, 16989, 23226, 33978, 39641, 63911, 79282, 118923, 127822, 191733, 237846, 383466, 447377, 894754, 1342131, 2684262, 3131639, 6263278, 9394917, 18789834]

約数ペア:

[(1, 18789834), (2, 9394917), (3, 6263278), (6, 3131639), (7, 2684262), (14, 1342131), (21, 894754), (42, 447377), (49, 383466), (79, 237846), (98, 191733), (147, 127822), (158, 118923), (237, 79282), (294, 63911), (474, 39641), (553, 33978), (809, 23226), (1106, 16989), (1618, 11613), (1659, 11326), (2427, 7742), (3318, 5663), (3871, 4854)]