20549029416

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{324199}}^1$

素因数の和:324366

約数の個数: 64

約数和(自身を含む): 54465600000

約数和(自身を除く): 33916570584

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 139, 152, 228, 278, 417, 456, 556, 834, 1112, 1668, 2641, 3336, 5282, 7923, 10564, 15846, 21128, 31692, 63384, 324199, 648398, 972597, 1296796, 1945194, 2593592, 3890388, 6159781, 7780776, 12319562, 18479343, 24639124, 36958686, 45063661, 49278248, 73917372, 90127322, 135190983, 147834744, 180254644, 270381966, 360509288, 540763932, 856209559, 1081527864, 1712419118, 2568628677, 3424838236, 5137257354, 6849676472, 10274514708, 20549029416]

約数ペア:

[(1, 20549029416), (2, 10274514708), (3, 6849676472), (4, 5137257354), (6, 3424838236), (8, 2568628677), (12, 1712419118), (19, 1081527864), (24, 856209559), (38, 540763932), (57, 360509288), (76, 270381966), (114, 180254644), (139, 147834744), (152, 135190983), (228, 90127322), (278, 73917372), (417, 49278248), (456, 45063661), (556, 36958686), (834, 24639124), (1112, 18479343), (1668, 12319562), (2641, 7780776), (3336, 6159781), (5282, 3890388), (7923, 2593592), (10564, 1945194), (15846, 1296796), (21128, 972597), (31692, 648398), (63384, 324199)]