20104900844

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1669}}^1\times {\mathrm{22643}}^1$

素因数の和:24342

約数の個数: 48

約数和(自身を含む): 42353337600

約数和(自身を除く): 22248436756

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 1669, 3338, 6676, 11683, 22643, 23366, 31711, 45286, 46732, 63422, 90572, 126844, 158501, 221977, 317002, 430217, 443954, 634004, 860434, 887908, 1720868, 3011519, 6023038, 12046076, 37791167, 75582334, 151164668, 264538169, 529076338, 718032173, 1058152676, 1436064346, 2872128692, 5026225211, 10052450422, 20104900844]

約数ペア:

[(1, 20104900844), (2, 10052450422), (4, 5026225211), (7, 2872128692), (14, 1436064346), (19, 1058152676), (28, 718032173), (38, 529076338), (76, 264538169), (133, 151164668), (266, 75582334), (532, 37791167), (1669, 12046076), (3338, 6023038), (6676, 3011519), (11683, 1720868), (22643, 887908), (23366, 860434), (31711, 634004), (45286, 443954), (46732, 430217), (63422, 317002), (90572, 221977), (126844, 158501)]