19913112

素因数分解:

$2^3\times 3^2\times {\mathrm{233}}^1\times {\mathrm{1187}}^1$

素因数の和:1432

約数の個数: 48

約数和(自身を含む): 54208440

約数和(自身を除く): 34295328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 233, 466, 699, 932, 1187, 1398, 1864, 2097, 2374, 2796, 3561, 4194, 4748, 5592, 7122, 8388, 9496, 10683, 14244, 16776, 21366, 28488, 42732, 85464, 276571, 553142, 829713, 1106284, 1659426, 2212568, 2489139, 3318852, 4978278, 6637704, 9956556, 19913112]

約数ペア:

[(1, 19913112), (2, 9956556), (3, 6637704), (4, 4978278), (6, 3318852), (8, 2489139), (9, 2212568), (12, 1659426), (18, 1106284), (24, 829713), (36, 553142), (72, 276571), (233, 85464), (466, 42732), (699, 28488), (932, 21366), (1187, 16776), (1398, 14244), (1864, 10683), (2097, 9496), (2374, 8388), (2796, 7122), (3561, 5592), (4194, 4748)]