20828652

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:183

約数の個数: 96

約数和(自身を含む): 55695360

約数和(自身を除く): 34866708

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 59, 62, 73, 78, 93, 118, 124, 146, 156, 177, 186, 219, 236, 292, 354, 372, 403, 438, 708, 767, 806, 876, 949, 1209, 1534, 1612, 1829, 1898, 2263, 2301, 2418, 2847, 3068, 3658, 3796, 4307, 4526, 4602, 4836, 5487, 5694, 6789, 7316, 8614, 9052, 9204, 10974, 11388, 12921, 13578, 17228, 21948, 23777, 25842, 27156, 29419, 47554, 51684, 55991, 58838, 71331, 88257, 95108, 111982, 117676, 133517, 142662, 167973, 176514, 223964, 267034, 285324, 335946, 353028, 400551, 534068, 671892, 801102, 1602204, 1735721, 3471442, 5207163, 6942884, 10414326, 20828652]

約数ペア:

[(1, 20828652), (2, 10414326), (3, 6942884), (4, 5207163), (6, 3471442), (12, 1735721), (13, 1602204), (26, 801102), (31, 671892), (39, 534068), (52, 400551), (59, 353028), (62, 335946), (73, 285324), (78, 267034), (93, 223964), (118, 176514), (124, 167973), (146, 142662), (156, 133517), (177, 117676), (186, 111982), (219, 95108), (236, 88257), (292, 71331), (354, 58838), (372, 55991), (403, 51684), (438, 47554), (708, 29419), (767, 27156), (806, 25842), (876, 23777), (949, 21948), (1209, 17228), (1534, 13578), (1612, 12921), (1829, 11388), (1898, 10974), (2263, 9204), (2301, 9052), (2418, 8614), (2847, 7316), (3068, 6789), (3658, 5694), (3796, 5487), (4307, 4836), (4526, 4602)]