1988475216

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{455237}}^1$

素因数の和:455268

約数の個数: 80

約数和(自身を含む): 6322345344

約数和(自身を除く): 4333870128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 455237, 910474, 1365711, 1820948, 2731422, 3186659, 3641896, 5462844, 5918081, 6373318, 7283792, 9559977, 10925688, 11836162, 12746636, 17754243, 19119954, 21851376, 23672324, 25493272, 35508486, 38239908, 41426567, 47344648, 50986544, 71016972, 76479816, 82853134, 94689296, 124279701, 142033944, 152959632, 165706268, 248559402, 284067888, 331412536, 497118804, 662825072, 994237608, 1988475216]

約数ペア:

[(1, 1988475216), (2, 994237608), (3, 662825072), (4, 497118804), (6, 331412536), (7, 284067888), (8, 248559402), (12, 165706268), (13, 152959632), (14, 142033944), (16, 124279701), (21, 94689296), (24, 82853134), (26, 76479816), (28, 71016972), (39, 50986544), (42, 47344648), (48, 41426567), (52, 38239908), (56, 35508486), (78, 25493272), (84, 23672324), (91, 21851376), (104, 19119954), (112, 17754243), (156, 12746636), (168, 11836162), (182, 10925688), (208, 9559977), (273, 7283792), (312, 6373318), (336, 5918081), (364, 5462844), (546, 3641896), (624, 3186659), (728, 2731422), (1092, 1820948), (1456, 1365711), (2184, 910474), (4368, 455237)]