20191391532

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{31469}}^1$

素因数の和:31952

約数の個数: 96

約数和(自身を含む): 56499979200

約数和(自身を除く): 36308587668

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 457, 468, 702, 914, 1371, 1404, 1828, 2742, 4113, 5484, 5941, 8226, 11882, 12339, 16452, 17823, 23764, 24678, 31469, 35646, 49356, 53469, 62938, 71292, 94407, 106938, 125876, 160407, 188814, 213876, 283221, 320814, 377628, 409097, 566442, 641628, 818194, 849663, 1132884, 1227291, 1636388, 1699326, 2454582, 3398652, 3681873, 4909164, 7363746, 11045619, 14381333, 14727492, 22091238, 28762666, 43143999, 44182476, 57525332, 86287998, 129431997, 172575996, 186957329, 258863994, 373914658, 388295991, 517727988, 560871987, 747829316, 776591982, 1121743974, 1553183964, 1682615961, 2243487948, 3365231922, 5047847883, 6730463844, 10095695766, 20191391532]

約数ペア:

[(1, 20191391532), (2, 10095695766), (3, 6730463844), (4, 5047847883), (6, 3365231922), (9, 2243487948), (12, 1682615961), (13, 1553183964), (18, 1121743974), (26, 776591982), (27, 747829316), (36, 560871987), (39, 517727988), (52, 388295991), (54, 373914658), (78, 258863994), (108, 186957329), (117, 172575996), (156, 129431997), (234, 86287998), (351, 57525332), (457, 44182476), (468, 43143999), (702, 28762666), (914, 22091238), (1371, 14727492), (1404, 14381333), (1828, 11045619), (2742, 7363746), (4113, 4909164), (5484, 3681873), (5941, 3398652), (8226, 2454582), (11882, 1699326), (12339, 1636388), (16452, 1227291), (17823, 1132884), (23764, 849663), (24678, 818194), (31469, 641628), (35646, 566442), (49356, 409097), (53469, 377628), (62938, 320814), (71292, 283221), (94407, 213876), (106938, 188814), (125876, 160407)]