12219642

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:459

約数の個数: 48

約数和(自身を含む): 27855360

約数和(自身を除く): 15635718

約数列:

[1, 2, 3, 6, 9, 18, 31, 61, 62, 93, 122, 183, 186, 279, 359, 366, 549, 558, 718, 1077, 1098, 1891, 2154, 3231, 3782, 5673, 6462, 11129, 11346, 17019, 21899, 22258, 33387, 34038, 43798, 65697, 66774, 100161, 131394, 197091, 200322, 394182, 678869, 1357738, 2036607, 4073214, 6109821, 12219642]

約数ペア:

[(1, 12219642), (2, 6109821), (3, 4073214), (6, 2036607), (9, 1357738), (18, 678869), (31, 394182), (61, 200322), (62, 197091), (93, 131394), (122, 100161), (183, 66774), (186, 65697), (279, 43798), (359, 34038), (366, 33387), (549, 22258), (558, 21899), (718, 17019), (1077, 11346), (1098, 11129), (1891, 6462), (2154, 5673), (3231, 3782)]