18186212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 36556800

約数和(自身を除く): 18370588

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 67, 124, 134, 199, 268, 341, 398, 682, 737, 796, 1364, 1474, 2077, 2189, 2948, 4154, 4378, 6169, 8308, 8756, 12338, 13333, 22847, 24676, 26666, 45694, 53332, 67859, 91388, 135718, 146663, 271436, 293326, 413323, 586652, 826646, 1653292, 4546553, 9093106, 18186212]

約数ペア:

[(1, 18186212), (2, 9093106), (4, 4546553), (11, 1653292), (22, 826646), (31, 586652), (44, 413323), (62, 293326), (67, 271436), (124, 146663), (134, 135718), (199, 91388), (268, 67859), (341, 53332), (398, 45694), (682, 26666), (737, 24676), (796, 22847), (1364, 13333), (1474, 12338), (2077, 8756), (2189, 8308), (2948, 6169), (4154, 4378)]