18917550

素因数分解:

$2^1\times 3^7\times 5^2\times {\mathrm{173}}^1$

素因数の和:206

約数の個数: 96

約数和(自身を含む): 53076960

約数和(自身を除く): 34159410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 135, 150, 162, 173, 225, 243, 270, 346, 405, 450, 486, 519, 675, 729, 810, 865, 1038, 1215, 1350, 1458, 1557, 1730, 2025, 2187, 2430, 2595, 3114, 3645, 4050, 4325, 4374, 4671, 5190, 6075, 7290, 7785, 8650, 9342, 10935, 12150, 12975, 14013, 15570, 18225, 21870, 23355, 25950, 28026, 36450, 38925, 42039, 46710, 54675, 70065, 77850, 84078, 109350, 116775, 126117, 140130, 210195, 233550, 252234, 350325, 378351, 420390, 630585, 700650, 756702, 1050975, 1261170, 1891755, 2101950, 3152925, 3783510, 6305850, 9458775, 18917550]

約数ペア:

[(1, 18917550), (2, 9458775), (3, 6305850), (5, 3783510), (6, 3152925), (9, 2101950), (10, 1891755), (15, 1261170), (18, 1050975), (25, 756702), (27, 700650), (30, 630585), (45, 420390), (50, 378351), (54, 350325), (75, 252234), (81, 233550), (90, 210195), (135, 140130), (150, 126117), (162, 116775), (173, 109350), (225, 84078), (243, 77850), (270, 70065), (346, 54675), (405, 46710), (450, 42039), (486, 38925), (519, 36450), (675, 28026), (729, 25950), (810, 23355), (865, 21870), (1038, 18225), (1215, 15570), (1350, 14013), (1458, 12975), (1557, 12150), (1730, 10935), (2025, 9342), (2187, 8650), (2430, 7785), (2595, 7290), (3114, 6075), (3645, 5190), (4050, 4671), (4325, 4374)]