18620970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15139}}^1$

素因数の和:15190

約数の個数: 32

約数和(自身を含む): 45783360

約数和(自身を除く): 27162390

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 15139, 30278, 45417, 75695, 90834, 151390, 227085, 454170, 620699, 1241398, 1862097, 3103495, 3724194, 6206990, 9310485, 18620970]

約数ペア:

[(1, 18620970), (2, 9310485), (3, 6206990), (5, 3724194), (6, 3103495), (10, 1862097), (15, 1241398), (30, 620699), (41, 454170), (82, 227085), (123, 151390), (205, 90834), (246, 75695), (410, 45417), (615, 30278), (1230, 15139)]