18804519916

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1396237}}^1$

素因数の和:1396298

約数の個数: 48

約数和(自身を含む): 41596722496

約数和(自身を除く): 22792202580

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 52, 74, 91, 148, 182, 259, 364, 481, 518, 962, 1036, 1924, 3367, 6734, 13468, 1396237, 2792474, 5584948, 9773659, 18151081, 19547318, 36302162, 39094636, 51660769, 72604324, 103321538, 127057567, 206643076, 254115134, 361625383, 508230268, 671589997, 723250766, 1343179994, 1446501532, 2686359988, 4701129979, 9402259958, 18804519916]

約数ペア:

[(1, 18804519916), (2, 9402259958), (4, 4701129979), (7, 2686359988), (13, 1446501532), (14, 1343179994), (26, 723250766), (28, 671589997), (37, 508230268), (52, 361625383), (74, 254115134), (91, 206643076), (148, 127057567), (182, 103321538), (259, 72604324), (364, 51660769), (481, 39094636), (518, 36302162), (962, 19547318), (1036, 18151081), (1924, 9773659), (3367, 5584948), (6734, 2792474), (13468, 1396237)]