38421344

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4861}}^1$

素因数の和:4903

約数の個数: 48

約数和(自身を含む): 85765680

約数和(自身を除く): 47344336

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3952, 4861, 7904, 9722, 19444, 38888, 63193, 77776, 92359, 126386, 155552, 184718, 252772, 369436, 505544, 738872, 1011088, 1200667, 1477744, 2022176, 2401334, 2955488, 4802668, 9605336, 19210672, 38421344]

約数ペア:

[(1, 38421344), (2, 19210672), (4, 9605336), (8, 4802668), (13, 2955488), (16, 2401334), (19, 2022176), (26, 1477744), (32, 1200667), (38, 1011088), (52, 738872), (76, 505544), (104, 369436), (152, 252772), (208, 184718), (247, 155552), (304, 126386), (416, 92359), (494, 77776), (608, 63193), (988, 38888), (1976, 19444), (3952, 9722), (4861, 7904)]