20175032484

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{349}}^1\times {\mathrm{21997}}^1$

素因数の和:22429

約数の個数: 72

約数和(自身を含む): 51847086200

約数和(自身を除く): 31672053716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 349, 438, 657, 698, 876, 1047, 1314, 1396, 2094, 2628, 3141, 4188, 6282, 12564, 21997, 25477, 43994, 50954, 65991, 76431, 87988, 101908, 131982, 152862, 197973, 229293, 263964, 305724, 395946, 458586, 791892, 917172, 1605781, 3211562, 4817343, 6423124, 7676953, 9634686, 14452029, 15353906, 19269372, 23030859, 28904058, 30707812, 46061718, 57808116, 69092577, 92123436, 138185154, 276370308, 560417569, 1120835138, 1681252707, 2241670276, 3362505414, 5043758121, 6725010828, 10087516242, 20175032484]

約数ペア:

[(1, 20175032484), (2, 10087516242), (3, 6725010828), (4, 5043758121), (6, 3362505414), (9, 2241670276), (12, 1681252707), (18, 1120835138), (36, 560417569), (73, 276370308), (146, 138185154), (219, 92123436), (292, 69092577), (349, 57808116), (438, 46061718), (657, 30707812), (698, 28904058), (876, 23030859), (1047, 19269372), (1314, 15353906), (1396, 14452029), (2094, 9634686), (2628, 7676953), (3141, 6423124), (4188, 4817343), (6282, 3211562), (12564, 1605781), (21997, 917172), (25477, 791892), (43994, 458586), (50954, 395946), (65991, 305724), (76431, 263964), (87988, 229293), (101908, 197973), (131982, 152862)]