1999565556

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{443}}^1$

素因数の和:701

約数の個数: 96

約数和(自身を含む): 4898009088

約数和(自身を除く): 2898443532

約数列:

[1, 2, 3, 4, 6, 12, 47, 53, 94, 106, 141, 151, 159, 188, 212, 282, 302, 318, 443, 453, 564, 604, 636, 886, 906, 1329, 1772, 1812, 2491, 2658, 4982, 5316, 7097, 7473, 8003, 9964, 14194, 14946, 16006, 20821, 21291, 23479, 24009, 28388, 29892, 32012, 41642, 42582, 46958, 48018, 62463, 66893, 70437, 83284, 85164, 93916, 96036, 124926, 133786, 140874, 200679, 249852, 267572, 281748, 376141, 401358, 752282, 802716, 1103513, 1128423, 1504564, 2207026, 2256846, 3143971, 3310539, 3545329, 4414052, 4513692, 6287942, 6621078, 7090658, 9431913, 10635987, 12575884, 13242156, 14181316, 18863826, 21271974, 37727652, 42543948, 166630463, 333260926, 499891389, 666521852, 999782778, 1999565556]

約数ペア:

[(1, 1999565556), (2, 999782778), (3, 666521852), (4, 499891389), (6, 333260926), (12, 166630463), (47, 42543948), (53, 37727652), (94, 21271974), (106, 18863826), (141, 14181316), (151, 13242156), (159, 12575884), (188, 10635987), (212, 9431913), (282, 7090658), (302, 6621078), (318, 6287942), (443, 4513692), (453, 4414052), (564, 3545329), (604, 3310539), (636, 3143971), (886, 2256846), (906, 2207026), (1329, 1504564), (1772, 1128423), (1812, 1103513), (2491, 802716), (2658, 752282), (4982, 401358), (5316, 376141), (7097, 281748), (7473, 267572), (8003, 249852), (9964, 200679), (14194, 140874), (14946, 133786), (16006, 124926), (20821, 96036), (21291, 93916), (23479, 85164), (24009, 83284), (28388, 70437), (29892, 66893), (32012, 62463), (41642, 48018), (42582, 46958)]