19198530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:356

約数の個数: 96

約数和(自身を含む): 54840240

約数和(自身を除く): 35641710

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 61, 65, 78, 90, 117, 122, 130, 183, 195, 234, 269, 305, 366, 390, 538, 549, 585, 610, 793, 807, 915, 1098, 1170, 1345, 1586, 1614, 1830, 2379, 2421, 2690, 2745, 3497, 3965, 4035, 4758, 4842, 5490, 6994, 7137, 7930, 8070, 10491, 11895, 12105, 14274, 16409, 17485, 20982, 23790, 24210, 31473, 32818, 34970, 35685, 49227, 52455, 62946, 71370, 82045, 98454, 104910, 147681, 157365, 164090, 213317, 246135, 295362, 314730, 426634, 492270, 639951, 738405, 1066585, 1279902, 1476810, 1919853, 2133170, 3199755, 3839706, 6399510, 9599265, 19198530]

約数ペア:

[(1, 19198530), (2, 9599265), (3, 6399510), (5, 3839706), (6, 3199755), (9, 2133170), (10, 1919853), (13, 1476810), (15, 1279902), (18, 1066585), (26, 738405), (30, 639951), (39, 492270), (45, 426634), (61, 314730), (65, 295362), (78, 246135), (90, 213317), (117, 164090), (122, 157365), (130, 147681), (183, 104910), (195, 98454), (234, 82045), (269, 71370), (305, 62946), (366, 52455), (390, 49227), (538, 35685), (549, 34970), (585, 32818), (610, 31473), (793, 24210), (807, 23790), (915, 20982), (1098, 17485), (1170, 16409), (1345, 14274), (1586, 12105), (1614, 11895), (1830, 10491), (2379, 8070), (2421, 7930), (2690, 7137), (2745, 6994), (3497, 5490), (3965, 4842), (4035, 4758)]