18702796

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 39997440

約数和(自身を除く): 21294644

約数列:

[1, 2, 4, 7, 14, 28, 29, 31, 58, 62, 116, 124, 203, 217, 406, 434, 743, 812, 868, 899, 1486, 1798, 2972, 3596, 5201, 6293, 10402, 12586, 20804, 21547, 23033, 25172, 43094, 46066, 86188, 92132, 150829, 161231, 301658, 322462, 603316, 644924, 667957, 1335914, 2671828, 4675699, 9351398, 18702796]

約数ペア:

[(1, 18702796), (2, 9351398), (4, 4675699), (7, 2671828), (14, 1335914), (28, 667957), (29, 644924), (31, 603316), (58, 322462), (62, 301658), (116, 161231), (124, 150829), (203, 92132), (217, 86188), (406, 46066), (434, 43094), (743, 25172), (812, 23033), (868, 21547), (899, 20804), (1486, 12586), (1798, 10402), (2972, 6293), (3596, 5201)]