18453820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1$

素因数の和:571

約数の個数: 96

約数和(自身を含む): 50512896

約数和(自身を除く): 32059076

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 44, 46, 55, 70, 77, 92, 110, 115, 140, 154, 161, 220, 230, 253, 308, 322, 385, 460, 506, 521, 644, 770, 805, 1012, 1042, 1265, 1540, 1610, 1771, 2084, 2530, 2605, 3220, 3542, 3647, 5060, 5210, 5731, 7084, 7294, 8855, 10420, 11462, 11983, 14588, 17710, 18235, 22924, 23966, 28655, 35420, 36470, 40117, 47932, 57310, 59915, 72940, 80234, 83881, 114620, 119830, 131813, 160468, 167762, 200585, 239660, 263626, 335524, 401170, 419405, 527252, 659065, 802340, 838810, 922691, 1318130, 1677620, 1845382, 2636260, 3690764, 4613455, 9226910, 18453820]

約数ペア:

[(1, 18453820), (2, 9226910), (4, 4613455), (5, 3690764), (7, 2636260), (10, 1845382), (11, 1677620), (14, 1318130), (20, 922691), (22, 838810), (23, 802340), (28, 659065), (35, 527252), (44, 419405), (46, 401170), (55, 335524), (70, 263626), (77, 239660), (92, 200585), (110, 167762), (115, 160468), (140, 131813), (154, 119830), (161, 114620), (220, 83881), (230, 80234), (253, 72940), (308, 59915), (322, 57310), (385, 47932), (460, 40117), (506, 36470), (521, 35420), (644, 28655), (770, 23966), (805, 22924), (1012, 18235), (1042, 17710), (1265, 14588), (1540, 11983), (1610, 11462), (1771, 10420), (2084, 8855), (2530, 7294), (2605, 7084), (3220, 5731), (3542, 5210), (3647, 5060)]