20996868432

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1\times {\mathrm{10091}}^1$

素因数の和:10816

約数の個数: 80

約数和(自身を含む): 55142042112

約数和(自身を除く): 34145173680

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 134, 201, 268, 402, 536, 647, 804, 1072, 1294, 1608, 1941, 2588, 3216, 3882, 5176, 7764, 10091, 10352, 15528, 20182, 30273, 31056, 40364, 43349, 60546, 80728, 86698, 121092, 130047, 161456, 173396, 242184, 260094, 346792, 484368, 520188, 676097, 693584, 1040376, 1352194, 2028291, 2080752, 2704388, 4056582, 5408776, 6528877, 8113164, 10817552, 13057754, 16226328, 19586631, 26115508, 32452656, 39173262, 52231016, 78346524, 104462032, 156693048, 313386096, 437434759, 874869518, 1312304277, 1749739036, 2624608554, 3499478072, 5249217108, 6998956144, 10498434216, 20996868432]

約数ペア:

[(1, 20996868432), (2, 10498434216), (3, 6998956144), (4, 5249217108), (6, 3499478072), (8, 2624608554), (12, 1749739036), (16, 1312304277), (24, 874869518), (48, 437434759), (67, 313386096), (134, 156693048), (201, 104462032), (268, 78346524), (402, 52231016), (536, 39173262), (647, 32452656), (804, 26115508), (1072, 19586631), (1294, 16226328), (1608, 13057754), (1941, 10817552), (2588, 8113164), (3216, 6528877), (3882, 5408776), (5176, 4056582), (7764, 2704388), (10091, 2080752), (10352, 2028291), (15528, 1352194), (20182, 1040376), (30273, 693584), (31056, 676097), (40364, 520188), (43349, 484368), (60546, 346792), (80728, 260094), (86698, 242184), (121092, 173396), (130047, 161456)]