18054028

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 35123200

約数和(自身を除く): 17069172

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 79, 97, 124, 158, 194, 316, 388, 589, 1178, 1501, 1843, 2356, 2449, 3002, 3007, 3686, 4898, 6004, 6014, 7372, 7663, 9796, 12028, 15326, 30652, 46531, 57133, 93062, 114266, 145597, 186124, 228532, 237553, 291194, 475106, 582388, 950212, 4513507, 9027014, 18054028]

約数ペア:

[(1, 18054028), (2, 9027014), (4, 4513507), (19, 950212), (31, 582388), (38, 475106), (62, 291194), (76, 237553), (79, 228532), (97, 186124), (124, 145597), (158, 114266), (194, 93062), (316, 57133), (388, 46531), (589, 30652), (1178, 15326), (1501, 12028), (1843, 9796), (2356, 7663), (2449, 7372), (3002, 6014), (3007, 6004), (3686, 4898)]