20851470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1213}}^1$

素因数の和:1417

約数の個数: 48

約数和(自身を含む): 54542592

約数和(自身を除く): 33691122

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 191, 382, 573, 955, 1146, 1213, 1719, 1910, 2426, 2865, 3438, 3639, 5730, 6065, 7278, 8595, 10917, 12130, 17190, 18195, 21834, 36390, 54585, 109170, 231683, 463366, 695049, 1158415, 1390098, 2085147, 2316830, 3475245, 4170294, 6950490, 10425735, 20851470]

約数ペア:

[(1, 20851470), (2, 10425735), (3, 6950490), (5, 4170294), (6, 3475245), (9, 2316830), (10, 2085147), (15, 1390098), (18, 1158415), (30, 695049), (45, 463366), (90, 231683), (191, 109170), (382, 54585), (573, 36390), (955, 21834), (1146, 18195), (1213, 17190), (1719, 12130), (1910, 10917), (2426, 8595), (2865, 7278), (3438, 6065), (3639, 5730)]