1988077818

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{631}}^1$

素因数の和:772

約数の個数: 96

約数和(自身を含む): 4470312960

約数和(自身を除く): 2482235142

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 79, 102, 138, 158, 237, 289, 391, 474, 578, 631, 782, 867, 1173, 1262, 1343, 1734, 1817, 1893, 2346, 2686, 3634, 3786, 4029, 5451, 6647, 8058, 10727, 10902, 13294, 14513, 19941, 21454, 22831, 29026, 30889, 32181, 39882, 43539, 45662, 49849, 61778, 64362, 68493, 87078, 92667, 99698, 136986, 149547, 182359, 185334, 246721, 299094, 364718, 493442, 525113, 547077, 740163, 847433, 1050226, 1094154, 1146527, 1480326, 1575339, 1694866, 2293054, 2542299, 3150678, 3439581, 4194257, 5084598, 6879162, 8388514, 12582771, 14406361, 19490959, 25165542, 28812722, 38981918, 43219083, 58472877, 86438166, 116945754, 331346303, 662692606, 994038909, 1988077818]

約数ペア:

[(1, 1988077818), (2, 994038909), (3, 662692606), (6, 331346303), (17, 116945754), (23, 86438166), (34, 58472877), (46, 43219083), (51, 38981918), (69, 28812722), (79, 25165542), (102, 19490959), (138, 14406361), (158, 12582771), (237, 8388514), (289, 6879162), (391, 5084598), (474, 4194257), (578, 3439581), (631, 3150678), (782, 2542299), (867, 2293054), (1173, 1694866), (1262, 1575339), (1343, 1480326), (1734, 1146527), (1817, 1094154), (1893, 1050226), (2346, 847433), (2686, 740163), (3634, 547077), (3786, 525113), (4029, 493442), (5451, 364718), (6647, 299094), (8058, 246721), (10727, 185334), (10902, 182359), (13294, 149547), (14513, 136986), (19941, 99698), (21454, 92667), (22831, 87078), (29026, 68493), (30889, 64362), (32181, 61778), (39882, 49849), (43539, 45662)]