20179933168

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1\times {\mathrm{1327}}^1$

素因数の和:1694

約数の個数: 80

約数和(自身を含む): 40548833280

約数和(自身を除く): 20368900112

約数列:

[1, 2, 4, 8, 16, 53, 79, 106, 158, 212, 227, 316, 424, 454, 632, 848, 908, 1264, 1327, 1816, 2654, 3632, 4187, 5308, 8374, 10616, 12031, 16748, 17933, 21232, 24062, 33496, 35866, 48124, 66992, 70331, 71732, 96248, 104833, 140662, 143464, 192496, 209666, 281324, 286928, 301229, 419332, 562648, 602458, 838664, 950449, 1125296, 1204916, 1677328, 1900898, 2409832, 3801796, 4819664, 5556149, 7603592, 11112298, 15207184, 15965137, 22224596, 23797091, 31930274, 44449192, 47594182, 63860548, 88898384, 95188364, 127721096, 190376728, 255442192, 380753456, 1261245823, 2522491646, 5044983292, 10089966584, 20179933168]

約数ペア:

[(1, 20179933168), (2, 10089966584), (4, 5044983292), (8, 2522491646), (16, 1261245823), (53, 380753456), (79, 255442192), (106, 190376728), (158, 127721096), (212, 95188364), (227, 88898384), (316, 63860548), (424, 47594182), (454, 44449192), (632, 31930274), (848, 23797091), (908, 22224596), (1264, 15965137), (1327, 15207184), (1816, 11112298), (2654, 7603592), (3632, 5556149), (4187, 4819664), (5308, 3801796), (8374, 2409832), (10616, 1900898), (12031, 1677328), (16748, 1204916), (17933, 1125296), (21232, 950449), (24062, 838664), (33496, 602458), (35866, 562648), (48124, 419332), (66992, 301229), (70331, 286928), (71732, 281324), (96248, 209666), (104833, 192496), (140662, 143464)]