138907936

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4861}}^1$

素因数の和:4937

約数の個数: 48

約数和(自身を含む): 294053760

約数和(自身を除く): 155145824

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 76, 94, 152, 188, 304, 376, 608, 752, 893, 1504, 1786, 3572, 4861, 7144, 9722, 14288, 19444, 28576, 38888, 77776, 92359, 155552, 184718, 228467, 369436, 456934, 738872, 913868, 1477744, 1827736, 2955488, 3655472, 4340873, 7310944, 8681746, 17363492, 34726984, 69453968, 138907936]

約数ペア:

[(1, 138907936), (2, 69453968), (4, 34726984), (8, 17363492), (16, 8681746), (19, 7310944), (32, 4340873), (38, 3655472), (47, 2955488), (76, 1827736), (94, 1477744), (152, 913868), (188, 738872), (304, 456934), (376, 369436), (608, 228467), (752, 184718), (893, 155552), (1504, 92359), (1786, 77776), (3572, 38888), (4861, 28576), (7144, 19444), (9722, 14288)]