18890256

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:317

約数の個数: 160

約数和(自身を含む): 64281600

約数和(自身を除く): 45391344

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 19, 21, 22, 24, 28, 33, 38, 42, 44, 48, 56, 57, 66, 76, 77, 84, 88, 112, 114, 132, 133, 152, 154, 168, 176, 209, 228, 231, 264, 266, 269, 304, 308, 336, 399, 418, 456, 462, 528, 532, 538, 616, 627, 798, 807, 836, 912, 924, 1064, 1076, 1232, 1254, 1463, 1596, 1614, 1672, 1848, 1883, 2128, 2152, 2508, 2926, 2959, 3192, 3228, 3344, 3696, 3766, 4304, 4389, 5016, 5111, 5649, 5852, 5918, 6384, 6456, 7532, 8778, 8877, 10032, 10222, 11298, 11704, 11836, 12912, 15064, 15333, 17556, 17754, 20444, 20713, 22596, 23408, 23672, 30128, 30666, 35112, 35508, 35777, 40888, 41426, 45192, 47344, 56221, 61332, 62139, 70224, 71016, 71554, 81776, 82852, 90384, 107331, 112442, 122664, 124278, 142032, 143108, 165704, 168663, 214662, 224884, 245328, 248556, 286216, 331408, 337326, 393547, 429324, 449768, 497112, 572432, 674652, 787094, 858648, 899536, 994224, 1180641, 1349304, 1574188, 1717296, 2361282, 2698608, 3148376, 4722564, 6296752, 9445128, 18890256]

約数ペア:

[(1, 18890256), (2, 9445128), (3, 6296752), (4, 4722564), (6, 3148376), (7, 2698608), (8, 2361282), (11, 1717296), (12, 1574188), (14, 1349304), (16, 1180641), (19, 994224), (21, 899536), (22, 858648), (24, 787094), (28, 674652), (33, 572432), (38, 497112), (42, 449768), (44, 429324), (48, 393547), (56, 337326), (57, 331408), (66, 286216), (76, 248556), (77, 245328), (84, 224884), (88, 214662), (112, 168663), (114, 165704), (132, 143108), (133, 142032), (152, 124278), (154, 122664), (168, 112442), (176, 107331), (209, 90384), (228, 82852), (231, 81776), (264, 71554), (266, 71016), (269, 70224), (304, 62139), (308, 61332), (336, 56221), (399, 47344), (418, 45192), (456, 41426), (462, 40888), (528, 35777), (532, 35508), (538, 35112), (616, 30666), (627, 30128), (798, 23672), (807, 23408), (836, 22596), (912, 20713), (924, 20444), (1064, 17754), (1076, 17556), (1232, 15333), (1254, 15064), (1463, 12912), (1596, 11836), (1614, 11704), (1672, 11298), (1848, 10222), (1883, 10032), (2128, 8877), (2152, 8778), (2508, 7532), (2926, 6456), (2959, 6384), (3192, 5918), (3228, 5852), (3344, 5649), (3696, 5111), (3766, 5016), (4304, 4389)]