16904490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{631}}^1$

素因数の和:707

約数の個数: 64

約数和(自身を含む): 43683840

約数和(自身を除く): 26779350

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 47, 57, 94, 95, 114, 141, 190, 235, 282, 285, 470, 570, 631, 705, 893, 1262, 1410, 1786, 1893, 2679, 3155, 3786, 4465, 5358, 6310, 8930, 9465, 11989, 13395, 18930, 23978, 26790, 29657, 35967, 59314, 59945, 71934, 88971, 119890, 148285, 177942, 179835, 296570, 359670, 444855, 563483, 889710, 1126966, 1690449, 2817415, 3380898, 5634830, 8452245, 16904490]

約数ペア:

[(1, 16904490), (2, 8452245), (3, 5634830), (5, 3380898), (6, 2817415), (10, 1690449), (15, 1126966), (19, 889710), (30, 563483), (38, 444855), (47, 359670), (57, 296570), (94, 179835), (95, 177942), (114, 148285), (141, 119890), (190, 88971), (235, 71934), (282, 59945), (285, 59314), (470, 35967), (570, 29657), (631, 26790), (705, 23978), (893, 18930), (1262, 13395), (1410, 11989), (1786, 9465), (1893, 8930), (2679, 6310), (3155, 5358), (3786, 4465)]