18432135

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 33616128

約数和(自身を除く): 15183993

約数列:

[1, 3, 5, 9, 15, 31, 45, 73, 93, 155, 181, 219, 279, 365, 465, 543, 657, 905, 1095, 1395, 1629, 2263, 2715, 3285, 5611, 6789, 8145, 11315, 13213, 16833, 20367, 28055, 33945, 39639, 50499, 66065, 84165, 101835, 118917, 198195, 252495, 409603, 594585, 1228809, 2048015, 3686427, 6144045, 18432135]

約数ペア:

[(1, 18432135), (3, 6144045), (5, 3686427), (9, 2048015), (15, 1228809), (31, 594585), (45, 409603), (73, 252495), (93, 198195), (155, 118917), (181, 101835), (219, 84165), (279, 66065), (365, 50499), (465, 39639), (543, 33945), (657, 28055), (905, 20367), (1095, 16833), (1395, 13213), (1629, 11315), (2263, 8145), (2715, 6789), (3285, 5611)]