18807138

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5147}}^1$

素因数の和:5191

約数の個数: 48

約数和(自身を含む): 48185280

約数和(自身を除く): 29378142

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 87, 126, 174, 203, 261, 406, 522, 609, 1218, 1827, 3654, 5147, 10294, 15441, 30882, 36029, 46323, 72058, 92646, 108087, 149263, 216174, 298526, 324261, 447789, 648522, 895578, 1044841, 1343367, 2089682, 2686734, 3134523, 6269046, 9403569, 18807138]

約数ペア:

[(1, 18807138), (2, 9403569), (3, 6269046), (6, 3134523), (7, 2686734), (9, 2089682), (14, 1343367), (18, 1044841), (21, 895578), (29, 648522), (42, 447789), (58, 324261), (63, 298526), (87, 216174), (126, 149263), (174, 108087), (203, 92646), (261, 72058), (406, 46323), (522, 36029), (609, 30882), (1218, 15441), (1827, 10294), (3654, 5147)]