18418600

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:203

約数の個数: 96

約数和(自身を含む): 46648800

約数和(自身を除く): 28230200

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 37, 38, 40, 50, 74, 76, 95, 100, 131, 148, 152, 185, 190, 200, 262, 296, 370, 380, 475, 524, 655, 703, 740, 760, 925, 950, 1048, 1310, 1406, 1480, 1850, 1900, 2489, 2620, 2812, 3275, 3515, 3700, 3800, 4847, 4978, 5240, 5624, 6550, 7030, 7400, 9694, 9956, 12445, 13100, 14060, 17575, 19388, 19912, 24235, 24890, 26200, 28120, 35150, 38776, 48470, 49780, 62225, 70300, 92093, 96940, 99560, 121175, 124450, 140600, 184186, 193880, 242350, 248900, 368372, 460465, 484700, 497800, 736744, 920930, 969400, 1841860, 2302325, 3683720, 4604650, 9209300, 18418600]

約数ペア:

[(1, 18418600), (2, 9209300), (4, 4604650), (5, 3683720), (8, 2302325), (10, 1841860), (19, 969400), (20, 920930), (25, 736744), (37, 497800), (38, 484700), (40, 460465), (50, 368372), (74, 248900), (76, 242350), (95, 193880), (100, 184186), (131, 140600), (148, 124450), (152, 121175), (185, 99560), (190, 96940), (200, 92093), (262, 70300), (296, 62225), (370, 49780), (380, 48470), (475, 38776), (524, 35150), (655, 28120), (703, 26200), (740, 24890), (760, 24235), (925, 19912), (950, 19388), (1048, 17575), (1310, 14060), (1406, 13100), (1480, 12445), (1850, 9956), (1900, 9694), (2489, 7400), (2620, 7030), (2812, 6550), (3275, 5624), (3515, 5240), (3700, 4978), (3800, 4847)]