20894084592

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^2\times {\mathrm{397}}^1\times {\mathrm{593}}^1$

素因数の和:1087

約数の個数: 120

約数和(自身を含む): 55493461584

約数和(自身を除く): 34599376992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 397, 516, 593, 688, 794, 1032, 1186, 1191, 1588, 1779, 1849, 2064, 2372, 2382, 3176, 3558, 3698, 4744, 4764, 5547, 6352, 7116, 7396, 9488, 9528, 11094, 14232, 14792, 17071, 19056, 22188, 25499, 28464, 29584, 34142, 44376, 50998, 51213, 68284, 76497, 88752, 101996, 102426, 136568, 152994, 203992, 204852, 235421, 273136, 305988, 407984, 409704, 470842, 611976, 706263, 734053, 819408, 941684, 1096457, 1223952, 1412526, 1468106, 1883368, 2192914, 2202159, 2825052, 2936212, 3289371, 3766736, 4385828, 4404318, 5650104, 5872424, 6578742, 8771656, 8808636, 10123103, 11300208, 11744848, 13157484, 17543312, 17617272, 20246206, 26314968, 30369309, 35234544, 40492412, 52629936, 60738618, 80984824, 121477236, 161969648, 242954472, 435293429, 485908944, 870586858, 1305880287, 1741173716, 2611760574, 3482347432, 5223521148, 6964694864, 10447042296, 20894084592]

約数ペア:

[(1, 20894084592), (2, 10447042296), (3, 6964694864), (4, 5223521148), (6, 3482347432), (8, 2611760574), (12, 1741173716), (16, 1305880287), (24, 870586858), (43, 485908944), (48, 435293429), (86, 242954472), (129, 161969648), (172, 121477236), (258, 80984824), (344, 60738618), (397, 52629936), (516, 40492412), (593, 35234544), (688, 30369309), (794, 26314968), (1032, 20246206), (1186, 17617272), (1191, 17543312), (1588, 13157484), (1779, 11744848), (1849, 11300208), (2064, 10123103), (2372, 8808636), (2382, 8771656), (3176, 6578742), (3558, 5872424), (3698, 5650104), (4744, 4404318), (4764, 4385828), (5547, 3766736), (6352, 3289371), (7116, 2936212), (7396, 2825052), (9488, 2202159), (9528, 2192914), (11094, 1883368), (14232, 1468106), (14792, 1412526), (17071, 1223952), (19056, 1096457), (22188, 941684), (25499, 819408), (28464, 734053), (29584, 706263), (34142, 611976), (44376, 470842), (50998, 409704), (51213, 407984), (68284, 305988), (76497, 273136), (88752, 235421), (101996, 204852), (102426, 203992), (136568, 152994)]