20943832

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2213}}^1$

素因数の和:2252

約数の個数: 48

約数和(自身を含む): 48619440

約数和(自身を除く): 27675608

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 1183, 1352, 2213, 2366, 4426, 4732, 8852, 9464, 15491, 17704, 28769, 30982, 57538, 61964, 115076, 123928, 201383, 230152, 373997, 402766, 747994, 805532, 1495988, 1611064, 2617979, 2991976, 5235958, 10471916, 20943832]

約数ペア:

[(1, 20943832), (2, 10471916), (4, 5235958), (7, 2991976), (8, 2617979), (13, 1611064), (14, 1495988), (26, 805532), (28, 747994), (52, 402766), (56, 373997), (91, 230152), (104, 201383), (169, 123928), (182, 115076), (338, 61964), (364, 57538), (676, 30982), (728, 28769), (1183, 17704), (1352, 15491), (2213, 9464), (2366, 8852), (4426, 4732)]