18410476

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:167

約数の個数: 72

約数和(自身を含む): 40219200

約数和(自身を除く): 21808724

約数列:

[1, 2, 4, 7, 14, 28, 29, 41, 49, 58, 79, 82, 98, 116, 158, 164, 196, 203, 287, 316, 406, 553, 574, 812, 1106, 1148, 1189, 1421, 2009, 2212, 2291, 2378, 2842, 3239, 3871, 4018, 4582, 4756, 5684, 6478, 7742, 8036, 8323, 9164, 12956, 15484, 16037, 16646, 22673, 32074, 33292, 45346, 58261, 64148, 90692, 93931, 112259, 116522, 158711, 187862, 224518, 233044, 317422, 375724, 449036, 634844, 657517, 1315034, 2630068, 4602619, 9205238, 18410476]

約数ペア:

[(1, 18410476), (2, 9205238), (4, 4602619), (7, 2630068), (14, 1315034), (28, 657517), (29, 634844), (41, 449036), (49, 375724), (58, 317422), (79, 233044), (82, 224518), (98, 187862), (116, 158711), (158, 116522), (164, 112259), (196, 93931), (203, 90692), (287, 64148), (316, 58261), (406, 45346), (553, 33292), (574, 32074), (812, 22673), (1106, 16646), (1148, 16037), (1189, 15484), (1421, 12956), (2009, 9164), (2212, 8323), (2291, 8036), (2378, 7742), (2842, 6478), (3239, 5684), (3871, 4756), (4018, 4582)]