20147352932

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{86453}}^1$

素因数の和:86541

約数の個数: 72

約数和(自身を含む): 43463883960

約数和(自身を除く): 23316531028

約数列:

[1, 2, 4, 7, 14, 28, 29, 41, 49, 58, 82, 98, 116, 164, 196, 203, 287, 406, 574, 812, 1148, 1189, 1421, 2009, 2378, 2842, 4018, 4756, 5684, 8036, 8323, 16646, 33292, 58261, 86453, 116522, 172906, 233044, 345812, 605171, 1210342, 2420684, 2507137, 3544573, 4236197, 5014274, 7089146, 8472394, 10028548, 14178292, 16944788, 17549959, 24812011, 35099918, 49624022, 70199836, 99248044, 102792617, 122849713, 173684077, 205585234, 245699426, 347368154, 411170468, 491398852, 694736308, 719548319, 1439096638, 2878193276, 5036838233, 10073676466, 20147352932]

約数ペア:

[(1, 20147352932), (2, 10073676466), (4, 5036838233), (7, 2878193276), (14, 1439096638), (28, 719548319), (29, 694736308), (41, 491398852), (49, 411170468), (58, 347368154), (82, 245699426), (98, 205585234), (116, 173684077), (164, 122849713), (196, 102792617), (203, 99248044), (287, 70199836), (406, 49624022), (574, 35099918), (812, 24812011), (1148, 17549959), (1189, 16944788), (1421, 14178292), (2009, 10028548), (2378, 8472394), (2842, 7089146), (4018, 5014274), (4756, 4236197), (5684, 3544573), (8036, 2507137), (8323, 2420684), (16646, 1210342), (33292, 605171), (58261, 345812), (86453, 233044), (116522, 172906)]