20762236

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{677}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 43055712

約数和(自身を除く): 22293476

約数列:

[1, 2, 4, 11, 17, 22, 34, 41, 44, 68, 82, 164, 187, 374, 451, 677, 697, 748, 902, 1354, 1394, 1804, 2708, 2788, 7447, 7667, 11509, 14894, 15334, 23018, 27757, 29788, 30668, 46036, 55514, 111028, 126599, 253198, 305327, 471869, 506396, 610654, 943738, 1221308, 1887476, 5190559, 10381118, 20762236]

約数ペア:

[(1, 20762236), (2, 10381118), (4, 5190559), (11, 1887476), (17, 1221308), (22, 943738), (34, 610654), (41, 506396), (44, 471869), (68, 305327), (82, 253198), (164, 126599), (187, 111028), (374, 55514), (451, 46036), (677, 30668), (697, 29788), (748, 27757), (902, 23018), (1354, 15334), (1394, 14894), (1804, 11509), (2708, 7667), (2788, 7447)]