20293064

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 44712000

約数和(自身を除く): 24418936

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 53, 76, 88, 106, 152, 209, 212, 229, 418, 424, 458, 583, 836, 916, 1007, 1166, 1672, 1832, 2014, 2332, 2519, 4028, 4351, 4664, 5038, 8056, 8702, 10076, 11077, 12137, 17404, 20152, 22154, 24274, 34808, 44308, 47861, 48548, 88616, 95722, 97096, 133507, 191444, 230603, 267014, 382888, 461206, 534028, 922412, 1068056, 1844824, 2536633, 5073266, 10146532, 20293064]

約数ペア:

[(1, 20293064), (2, 10146532), (4, 5073266), (8, 2536633), (11, 1844824), (19, 1068056), (22, 922412), (38, 534028), (44, 461206), (53, 382888), (76, 267014), (88, 230603), (106, 191444), (152, 133507), (209, 97096), (212, 95722), (229, 88616), (418, 48548), (424, 47861), (458, 44308), (583, 34808), (836, 24274), (916, 22154), (1007, 20152), (1166, 17404), (1672, 12137), (1832, 11077), (2014, 10076), (2332, 8702), (2519, 8056), (4028, 5038), (4351, 4664)]