20147132068

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1305881}}^1$

素因数の和:1305940

約数の個数: 48

約数和(自身を含む): 43877635200

約数和(自身を除く): 23730503132

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 58, 76, 116, 133, 203, 266, 406, 532, 551, 812, 1102, 2204, 3857, 7714, 15428, 1305881, 2611762, 5223524, 9141167, 18282334, 24811739, 36564668, 37870549, 49623478, 75741098, 99246956, 151482196, 173682173, 265093843, 347364346, 530187686, 694728692, 719540431, 1060375372, 1439080862, 2878161724, 5036783017, 10073566034, 20147132068]

約数ペア:

[(1, 20147132068), (2, 10073566034), (4, 5036783017), (7, 2878161724), (14, 1439080862), (19, 1060375372), (28, 719540431), (29, 694728692), (38, 530187686), (58, 347364346), (76, 265093843), (116, 173682173), (133, 151482196), (203, 99246956), (266, 75741098), (406, 49623478), (532, 37870549), (551, 36564668), (812, 24811739), (1102, 18282334), (2204, 9141167), (3857, 5223524), (7714, 2611762), (15428, 1305881)]