18237180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 55770624

約数和(自身を除く): 37533444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 103, 130, 156, 195, 206, 227, 260, 309, 390, 412, 454, 515, 618, 681, 780, 908, 1030, 1135, 1236, 1339, 1362, 1545, 2060, 2270, 2678, 2724, 2951, 3090, 3405, 4017, 4540, 5356, 5902, 6180, 6695, 6810, 8034, 8853, 11804, 13390, 13620, 14755, 16068, 17706, 20085, 23381, 26780, 29510, 35412, 40170, 44265, 46762, 59020, 70143, 80340, 88530, 93524, 116905, 140286, 177060, 233810, 280572, 303953, 350715, 467620, 607906, 701430, 911859, 1215812, 1402860, 1519765, 1823718, 3039530, 3647436, 4559295, 6079060, 9118590, 18237180]

約数ペア:

[(1, 18237180), (2, 9118590), (3, 6079060), (4, 4559295), (5, 3647436), (6, 3039530), (10, 1823718), (12, 1519765), (13, 1402860), (15, 1215812), (20, 911859), (26, 701430), (30, 607906), (39, 467620), (52, 350715), (60, 303953), (65, 280572), (78, 233810), (103, 177060), (130, 140286), (156, 116905), (195, 93524), (206, 88530), (227, 80340), (260, 70143), (309, 59020), (390, 46762), (412, 44265), (454, 40170), (515, 35412), (618, 29510), (681, 26780), (780, 23381), (908, 20085), (1030, 17706), (1135, 16068), (1236, 14755), (1339, 13620), (1362, 13390), (1545, 11804), (2060, 8853), (2270, 8034), (2678, 6810), (2724, 6695), (2951, 6180), (3090, 5902), (3405, 5356), (4017, 4540)]