18220620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1453}}^1$

素因数の和:1495

約数の個数: 96

約数和(自身を含む): 58625280

約数和(自身を除く): 40404660

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 132, 165, 190, 209, 220, 228, 285, 330, 380, 418, 570, 627, 660, 836, 1045, 1140, 1254, 1453, 2090, 2508, 2906, 3135, 4180, 4359, 5812, 6270, 7265, 8718, 12540, 14530, 15983, 17436, 21795, 27607, 29060, 31966, 43590, 47949, 55214, 63932, 79915, 82821, 87180, 95898, 110428, 138035, 159830, 165642, 191796, 239745, 276070, 303677, 319660, 331284, 414105, 479490, 552140, 607354, 828210, 911031, 958980, 1214708, 1518385, 1656420, 1822062, 3036770, 3644124, 4555155, 6073540, 9110310, 18220620]

約数ペア:

[(1, 18220620), (2, 9110310), (3, 6073540), (4, 4555155), (5, 3644124), (6, 3036770), (10, 1822062), (11, 1656420), (12, 1518385), (15, 1214708), (19, 958980), (20, 911031), (22, 828210), (30, 607354), (33, 552140), (38, 479490), (44, 414105), (55, 331284), (57, 319660), (60, 303677), (66, 276070), (76, 239745), (95, 191796), (110, 165642), (114, 159830), (132, 138035), (165, 110428), (190, 95898), (209, 87180), (220, 82821), (228, 79915), (285, 63932), (330, 55214), (380, 47949), (418, 43590), (570, 31966), (627, 29060), (660, 27607), (836, 21795), (1045, 17436), (1140, 15983), (1254, 14530), (1453, 12540), (2090, 8718), (2508, 7265), (2906, 6270), (3135, 5812), (4180, 4359)]