19244550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 52496640

約数和(自身を除く): 33252090

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 71, 75, 78, 130, 139, 142, 150, 195, 213, 278, 325, 355, 390, 417, 426, 650, 695, 710, 834, 923, 975, 1065, 1390, 1775, 1807, 1846, 1950, 2085, 2130, 2769, 3475, 3550, 3614, 4170, 4615, 5325, 5421, 5538, 6950, 9035, 9230, 9869, 10425, 10650, 10842, 13845, 18070, 19738, 20850, 23075, 27105, 27690, 29607, 45175, 46150, 49345, 54210, 59214, 69225, 90350, 98690, 128297, 135525, 138450, 148035, 246725, 256594, 271050, 296070, 384891, 493450, 641485, 740175, 769782, 1282970, 1480350, 1924455, 3207425, 3848910, 6414850, 9622275, 19244550]

約数ペア:

[(1, 19244550), (2, 9622275), (3, 6414850), (5, 3848910), (6, 3207425), (10, 1924455), (13, 1480350), (15, 1282970), (25, 769782), (26, 740175), (30, 641485), (39, 493450), (50, 384891), (65, 296070), (71, 271050), (75, 256594), (78, 246725), (130, 148035), (139, 138450), (142, 135525), (150, 128297), (195, 98690), (213, 90350), (278, 69225), (325, 59214), (355, 54210), (390, 49345), (417, 46150), (426, 45175), (650, 29607), (695, 27690), (710, 27105), (834, 23075), (923, 20850), (975, 19738), (1065, 18070), (1390, 13845), (1775, 10842), (1807, 10650), (1846, 10425), (1950, 9869), (2085, 9230), (2130, 9035), (2769, 6950), (3475, 5538), (3550, 5421), (3614, 5325), (4170, 4615)]