19091772

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:240

約数の個数: 108

約数和(自身を含む): 57264480

約数和(自身を除く): 38172708

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 79, 84, 98, 126, 137, 147, 158, 196, 237, 252, 274, 294, 316, 411, 441, 474, 548, 553, 588, 711, 822, 882, 948, 959, 1106, 1233, 1422, 1644, 1659, 1764, 1918, 2212, 2466, 2844, 2877, 3318, 3836, 3871, 4932, 4977, 5754, 6636, 6713, 7742, 8631, 9954, 10823, 11508, 11613, 13426, 15484, 17262, 19908, 20139, 21646, 23226, 26852, 32469, 34524, 34839, 40278, 43292, 46452, 60417, 64938, 69678, 75761, 80556, 97407, 120834, 129876, 139356, 151522, 194814, 227283, 241668, 303044, 389628, 454566, 530327, 681849, 909132, 1060654, 1363698, 1590981, 2121308, 2727396, 3181962, 4772943, 6363924, 9545886, 19091772]

約数ペア:

[(1, 19091772), (2, 9545886), (3, 6363924), (4, 4772943), (6, 3181962), (7, 2727396), (9, 2121308), (12, 1590981), (14, 1363698), (18, 1060654), (21, 909132), (28, 681849), (36, 530327), (42, 454566), (49, 389628), (63, 303044), (79, 241668), (84, 227283), (98, 194814), (126, 151522), (137, 139356), (147, 129876), (158, 120834), (196, 97407), (237, 80556), (252, 75761), (274, 69678), (294, 64938), (316, 60417), (411, 46452), (441, 43292), (474, 40278), (548, 34839), (553, 34524), (588, 32469), (711, 26852), (822, 23226), (882, 21646), (948, 20139), (959, 19908), (1106, 17262), (1233, 15484), (1422, 13426), (1644, 11613), (1659, 11508), (1764, 10823), (1918, 9954), (2212, 8631), (2466, 7742), (2844, 6713), (2877, 6636), (3318, 5754), (3836, 4977), (3871, 4932)]