1998149764

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{42743}}^1$

素因数の和:42820

約数の個数: 48

約数和(自身を含む): 4021355520

約数和(自身を除く): 2023205756

約数列:

[1, 2, 4, 13, 26, 29, 31, 52, 58, 62, 116, 124, 377, 403, 754, 806, 899, 1508, 1612, 1798, 3596, 11687, 23374, 42743, 46748, 85486, 170972, 555659, 1111318, 1239547, 1325033, 2222636, 2479094, 2650066, 4958188, 5300132, 16114111, 17225429, 32228222, 34450858, 38425957, 64456444, 68901716, 76851914, 153703828, 499537441, 999074882, 1998149764]

約数ペア:

[(1, 1998149764), (2, 999074882), (4, 499537441), (13, 153703828), (26, 76851914), (29, 68901716), (31, 64456444), (52, 38425957), (58, 34450858), (62, 32228222), (116, 17225429), (124, 16114111), (377, 5300132), (403, 4958188), (754, 2650066), (806, 2479094), (899, 2222636), (1508, 1325033), (1612, 1239547), (1798, 1111318), (3596, 555659), (11687, 170972), (23374, 85486), (42743, 46748)]