19934190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3631}}^1$

素因数の和:3705

約数の個数: 48

約数和(自身を含む): 52693056

約数和(自身を除く): 32758866

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 3631, 5490, 7262, 10893, 18155, 21786, 32679, 36310, 54465, 65358, 108930, 163395, 221491, 326790, 442982, 664473, 1107455, 1328946, 1993419, 2214910, 3322365, 3986838, 6644730, 9967095, 19934190]

約数ペア:

[(1, 19934190), (2, 9967095), (3, 6644730), (5, 3986838), (6, 3322365), (9, 2214910), (10, 1993419), (15, 1328946), (18, 1107455), (30, 664473), (45, 442982), (61, 326790), (90, 221491), (122, 163395), (183, 108930), (305, 65358), (366, 54465), (549, 36310), (610, 32679), (915, 21786), (1098, 18155), (1830, 10893), (2745, 7262), (3631, 5490)]