19773648

素因数分解:

$2^4\times 3^2\times {\mathrm{353}}^1\times {\mathrm{389}}^1$

素因数の和:756

約数の個数: 60

約数和(自身を含む): 55638180

約数和(自身を除く): 35864532

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 353, 389, 706, 778, 1059, 1167, 1412, 1556, 2118, 2334, 2824, 3112, 3177, 3501, 4236, 4668, 5648, 6224, 6354, 7002, 8472, 9336, 12708, 14004, 16944, 18672, 25416, 28008, 50832, 56016, 137317, 274634, 411951, 549268, 823902, 1098536, 1235853, 1647804, 2197072, 2471706, 3295608, 4943412, 6591216, 9886824, 19773648]

約数ペア:

[(1, 19773648), (2, 9886824), (3, 6591216), (4, 4943412), (6, 3295608), (8, 2471706), (9, 2197072), (12, 1647804), (16, 1235853), (18, 1098536), (24, 823902), (36, 549268), (48, 411951), (72, 274634), (144, 137317), (353, 56016), (389, 50832), (706, 28008), (778, 25416), (1059, 18672), (1167, 16944), (1412, 14004), (1556, 12708), (2118, 9336), (2334, 8472), (2824, 7002), (3112, 6354), (3177, 6224), (3501, 5648), (4236, 4668)]