18642186

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{503}}^1$

素因数の和:611

約数の個数: 48

約数和(自身を含む): 42456960

約数和(自身を除く): 23814774

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 71, 87, 142, 174, 213, 261, 426, 503, 522, 639, 1006, 1278, 1509, 2059, 3018, 4118, 4527, 6177, 9054, 12354, 14587, 18531, 29174, 35713, 37062, 43761, 71426, 87522, 107139, 131283, 214278, 262566, 321417, 642834, 1035677, 2071354, 3107031, 6214062, 9321093, 18642186]

約数ペア:

[(1, 18642186), (2, 9321093), (3, 6214062), (6, 3107031), (9, 2071354), (18, 1035677), (29, 642834), (58, 321417), (71, 262566), (87, 214278), (142, 131283), (174, 107139), (213, 87522), (261, 71426), (426, 43761), (503, 37062), (522, 35713), (639, 29174), (1006, 18531), (1278, 14587), (1509, 12354), (2059, 9054), (3018, 6177), (4118, 4527)]