18990576

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:675

約数の個数: 120

約数和(自身を含む): 61127040

約数和(自身を除く): 42136464

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 33, 36, 38, 44, 48, 57, 66, 72, 76, 88, 99, 114, 132, 144, 152, 171, 176, 198, 209, 228, 264, 304, 342, 396, 418, 456, 528, 627, 631, 684, 792, 836, 912, 1254, 1262, 1368, 1584, 1672, 1881, 1893, 2508, 2524, 2736, 3344, 3762, 3786, 5016, 5048, 5679, 6941, 7524, 7572, 10032, 10096, 11358, 11989, 13882, 15048, 15144, 20823, 22716, 23978, 27764, 30096, 30288, 35967, 41646, 45432, 47956, 55528, 62469, 71934, 83292, 90864, 95912, 107901, 111056, 124938, 131879, 143868, 166584, 191824, 215802, 249876, 263758, 287736, 333168, 395637, 431604, 499752, 527516, 575472, 791274, 863208, 999504, 1055032, 1186911, 1582548, 1726416, 2110064, 2373822, 3165096, 4747644, 6330192, 9495288, 18990576]

約数ペア:

[(1, 18990576), (2, 9495288), (3, 6330192), (4, 4747644), (6, 3165096), (8, 2373822), (9, 2110064), (11, 1726416), (12, 1582548), (16, 1186911), (18, 1055032), (19, 999504), (22, 863208), (24, 791274), (33, 575472), (36, 527516), (38, 499752), (44, 431604), (48, 395637), (57, 333168), (66, 287736), (72, 263758), (76, 249876), (88, 215802), (99, 191824), (114, 166584), (132, 143868), (144, 131879), (152, 124938), (171, 111056), (176, 107901), (198, 95912), (209, 90864), (228, 83292), (264, 71934), (304, 62469), (342, 55528), (396, 47956), (418, 45432), (456, 41646), (528, 35967), (627, 30288), (631, 30096), (684, 27764), (792, 23978), (836, 22716), (912, 20823), (1254, 15144), (1262, 15048), (1368, 13882), (1584, 11989), (1672, 11358), (1881, 10096), (1893, 10032), (2508, 7572), (2524, 7524), (2736, 6941), (3344, 5679), (3762, 5048), (3786, 5016)]