18665660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:183

約数の個数: 96

約数和(自身を含む): 46230912

約数和(自身を除く): 27565252

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 41, 52, 65, 68, 82, 85, 103, 130, 164, 170, 205, 206, 221, 260, 340, 410, 412, 442, 515, 533, 697, 820, 884, 1030, 1066, 1105, 1339, 1394, 1751, 2060, 2132, 2210, 2665, 2678, 2788, 3485, 3502, 4223, 4420, 5330, 5356, 6695, 6970, 7004, 8446, 8755, 9061, 10660, 13390, 13940, 16892, 17510, 18122, 21115, 22763, 26780, 35020, 36244, 42230, 45305, 45526, 54899, 71791, 84460, 90610, 91052, 109798, 113815, 143582, 181220, 219596, 227630, 274495, 287164, 358955, 455260, 548990, 717910, 933283, 1097980, 1435820, 1866566, 3733132, 4666415, 9332830, 18665660]

約数ペア:

[(1, 18665660), (2, 9332830), (4, 4666415), (5, 3733132), (10, 1866566), (13, 1435820), (17, 1097980), (20, 933283), (26, 717910), (34, 548990), (41, 455260), (52, 358955), (65, 287164), (68, 274495), (82, 227630), (85, 219596), (103, 181220), (130, 143582), (164, 113815), (170, 109798), (205, 91052), (206, 90610), (221, 84460), (260, 71791), (340, 54899), (410, 45526), (412, 45305), (442, 42230), (515, 36244), (533, 35020), (697, 26780), (820, 22763), (884, 21115), (1030, 18122), (1066, 17510), (1105, 16892), (1339, 13940), (1394, 13390), (1751, 10660), (2060, 9061), (2132, 8755), (2210, 8446), (2665, 7004), (2678, 6970), (2788, 6695), (3485, 5356), (3502, 5330), (4223, 4420)]