19477860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4447}}^1$

素因数の和:4532

約数の個数: 48

約数和(自身を含む): 55297536

約数和(自身を除く): 35819676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 4447, 8894, 13341, 17788, 22235, 26682, 44470, 53364, 66705, 88940, 133410, 266820, 324631, 649262, 973893, 1298524, 1623155, 1947786, 3246310, 3895572, 4869465, 6492620, 9738930, 19477860]

約数ペア:

[(1, 19477860), (2, 9738930), (3, 6492620), (4, 4869465), (5, 3895572), (6, 3246310), (10, 1947786), (12, 1623155), (15, 1298524), (20, 973893), (30, 649262), (60, 324631), (73, 266820), (146, 133410), (219, 88940), (292, 66705), (365, 53364), (438, 44470), (730, 26682), (876, 22235), (1095, 17788), (1460, 13341), (2190, 8894), (4380, 4447)]