20151338704

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{65213}}^1$

素因数の和:65348

約数の個数: 80

約数和(自身を含む): 46578447360

約数和(自身を除く): 26427108656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 89, 112, 124, 178, 217, 248, 356, 434, 496, 623, 712, 868, 1246, 1424, 1736, 2492, 2759, 3472, 4984, 5518, 9968, 11036, 19313, 22072, 38626, 44144, 65213, 77252, 130426, 154504, 260852, 309008, 456491, 521704, 912982, 1043408, 1825964, 2021603, 3651928, 4043206, 5803957, 7303856, 8086412, 11607914, 14151221, 16172824, 23215828, 28302442, 32345648, 40627699, 46431656, 56604884, 81255398, 92863312, 113209768, 162510796, 179922667, 226419536, 325021592, 359845334, 650043184, 719690668, 1259458669, 1439381336, 2518917338, 2878762672, 5037834676, 10075669352, 20151338704]

約数ペア:

[(1, 20151338704), (2, 10075669352), (4, 5037834676), (7, 2878762672), (8, 2518917338), (14, 1439381336), (16, 1259458669), (28, 719690668), (31, 650043184), (56, 359845334), (62, 325021592), (89, 226419536), (112, 179922667), (124, 162510796), (178, 113209768), (217, 92863312), (248, 81255398), (356, 56604884), (434, 46431656), (496, 40627699), (623, 32345648), (712, 28302442), (868, 23215828), (1246, 16172824), (1424, 14151221), (1736, 11607914), (2492, 8086412), (2759, 7303856), (3472, 5803957), (4984, 4043206), (5518, 3651928), (9968, 2021603), (11036, 1825964), (19313, 1043408), (22072, 912982), (38626, 521704), (44144, 456491), (65213, 309008), (77252, 260852), (130426, 154504)]