19661021120

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{8191}}^1$

素因数の和:8798

約数の個数: 112

約数和(自身を含む): 50512723968

約数和(自身を除く): 30851702848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 577, 832, 1040, 1154, 2080, 2308, 2885, 4160, 4616, 5770, 7501, 8191, 9232, 11540, 15002, 16382, 18464, 23080, 30004, 32764, 36928, 37505, 40955, 46160, 60008, 65528, 75010, 81910, 92320, 106483, 120016, 131056, 150020, 163820, 184640, 212966, 240032, 262112, 300040, 327640, 425932, 480064, 524224, 532415, 600080, 655280, 851864, 1064830, 1200160, 1310560, 1703728, 2129660, 2400320, 2621120, 3407456, 4259320, 4726207, 6814912, 8518640, 9452414, 17037280, 18904828, 23631035, 34074560, 37809656, 47262070, 61440691, 75619312, 94524140, 122881382, 151238624, 189048280, 245762764, 302477248, 307203455, 378096560, 491525528, 614406910, 756193120, 983051056, 1228813820, 1512386240, 1966102112, 2457627640, 3932204224, 4915255280, 9830510560, 19661021120]

約数ペア:

[(1, 19661021120), (2, 9830510560), (4, 4915255280), (5, 3932204224), (8, 2457627640), (10, 1966102112), (13, 1512386240), (16, 1228813820), (20, 983051056), (26, 756193120), (32, 614406910), (40, 491525528), (52, 378096560), (64, 307203455), (65, 302477248), (80, 245762764), (104, 189048280), (130, 151238624), (160, 122881382), (208, 94524140), (260, 75619312), (320, 61440691), (416, 47262070), (520, 37809656), (577, 34074560), (832, 23631035), (1040, 18904828), (1154, 17037280), (2080, 9452414), (2308, 8518640), (2885, 6814912), (4160, 4726207), (4616, 4259320), (5770, 3407456), (7501, 2621120), (8191, 2400320), (9232, 2129660), (11540, 1703728), (15002, 1310560), (16382, 1200160), (18464, 1064830), (23080, 851864), (30004, 655280), (32764, 600080), (36928, 532415), (37505, 524224), (40955, 480064), (46160, 425932), (60008, 327640), (65528, 300040), (75010, 262112), (81910, 240032), (92320, 212966), (106483, 184640), (120016, 163820), (131056, 150020)]