19263872

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{89}}^2$

素因数の和:211

約数の個数: 48

約数和(自身を含む): 40856100

約数和(自身を除く): 21592228

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 89, 128, 152, 178, 304, 356, 608, 712, 1216, 1424, 1691, 2432, 2848, 3382, 5696, 6764, 7921, 11392, 13528, 15842, 27056, 31684, 54112, 63368, 108224, 126736, 150499, 216448, 253472, 300998, 506944, 601996, 1013888, 1203992, 2407984, 4815968, 9631936, 19263872]

約数ペア:

[(1, 19263872), (2, 9631936), (4, 4815968), (8, 2407984), (16, 1203992), (19, 1013888), (32, 601996), (38, 506944), (64, 300998), (76, 253472), (89, 216448), (128, 150499), (152, 126736), (178, 108224), (304, 63368), (356, 54112), (608, 31684), (712, 27056), (1216, 15842), (1424, 13528), (1691, 11392), (2432, 7921), (2848, 6764), (3382, 5696)]