20495376

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:274

約数の個数: 160

約数和(自身を含む): 67852800

約数和(自身を除く): 47357424

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 27, 33, 36, 38, 44, 48, 54, 57, 66, 72, 76, 88, 99, 108, 114, 132, 144, 152, 171, 176, 198, 209, 216, 227, 228, 264, 297, 304, 342, 396, 418, 432, 454, 456, 513, 528, 594, 627, 681, 684, 792, 836, 908, 912, 1026, 1188, 1254, 1362, 1368, 1584, 1672, 1816, 1881, 2043, 2052, 2376, 2497, 2508, 2724, 2736, 3344, 3632, 3762, 4086, 4104, 4313, 4752, 4994, 5016, 5448, 5643, 6129, 7491, 7524, 8172, 8208, 8626, 9988, 10032, 10896, 11286, 12258, 12939, 14982, 15048, 16344, 17252, 19976, 22473, 22572, 24516, 25878, 29964, 30096, 32688, 34504, 38817, 39952, 44946, 45144, 47443, 49032, 51756, 59928, 67419, 69008, 77634, 89892, 90288, 94886, 98064, 103512, 116451, 119856, 134838, 142329, 155268, 179784, 189772, 207024, 232902, 269676, 284658, 310536, 359568, 379544, 426987, 465804, 539352, 569316, 621072, 759088, 853974, 931608, 1078704, 1138632, 1280961, 1707948, 1863216, 2277264, 2561922, 3415896, 5123844, 6831792, 10247688, 20495376]

約数ペア:

[(1, 20495376), (2, 10247688), (3, 6831792), (4, 5123844), (6, 3415896), (8, 2561922), (9, 2277264), (11, 1863216), (12, 1707948), (16, 1280961), (18, 1138632), (19, 1078704), (22, 931608), (24, 853974), (27, 759088), (33, 621072), (36, 569316), (38, 539352), (44, 465804), (48, 426987), (54, 379544), (57, 359568), (66, 310536), (72, 284658), (76, 269676), (88, 232902), (99, 207024), (108, 189772), (114, 179784), (132, 155268), (144, 142329), (152, 134838), (171, 119856), (176, 116451), (198, 103512), (209, 98064), (216, 94886), (227, 90288), (228, 89892), (264, 77634), (297, 69008), (304, 67419), (342, 59928), (396, 51756), (418, 49032), (432, 47443), (454, 45144), (456, 44946), (513, 39952), (528, 38817), (594, 34504), (627, 32688), (681, 30096), (684, 29964), (792, 25878), (836, 24516), (908, 22572), (912, 22473), (1026, 19976), (1188, 17252), (1254, 16344), (1362, 15048), (1368, 14982), (1584, 12939), (1672, 12258), (1816, 11286), (1881, 10896), (2043, 10032), (2052, 9988), (2376, 8626), (2497, 8208), (2508, 8172), (2724, 7524), (2736, 7491), (3344, 6129), (3632, 5643), (3762, 5448), (4086, 5016), (4104, 4994), (4313, 4752)]