20708868

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{311}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 50319360

約数和(自身を除く): 29610492

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 179, 186, 311, 358, 372, 537, 622, 716, 933, 1074, 1244, 1866, 2148, 3732, 5549, 9641, 11098, 16647, 19282, 22196, 28923, 33294, 38564, 55669, 57846, 66588, 111338, 115692, 167007, 222676, 334014, 668028, 1725739, 3451478, 5177217, 6902956, 10354434, 20708868]

約数ペア:

[(1, 20708868), (2, 10354434), (3, 6902956), (4, 5177217), (6, 3451478), (12, 1725739), (31, 668028), (62, 334014), (93, 222676), (124, 167007), (179, 115692), (186, 111338), (311, 66588), (358, 57846), (372, 55669), (537, 38564), (622, 33294), (716, 28923), (933, 22196), (1074, 19282), (1244, 16647), (1866, 11098), (2148, 9641), (3732, 5549)]