38821948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 81696384

約数和(自身を除く): 42874436

約数列:

[1, 2, 4, 11, 17, 22, 34, 43, 44, 68, 71, 86, 142, 172, 187, 284, 289, 374, 473, 578, 731, 748, 781, 946, 1156, 1207, 1462, 1562, 1892, 2414, 2924, 3053, 3124, 3179, 4828, 6106, 6358, 8041, 12212, 12427, 12716, 13277, 16082, 20519, 24854, 26554, 32164, 33583, 41038, 49708, 51901, 53108, 67166, 82076, 103802, 134332, 136697, 207604, 225709, 273394, 451418, 546788, 570911, 882317, 902836, 1141822, 1764634, 2283644, 3529268, 9705487, 19410974, 38821948]

約数ペア:

[(1, 38821948), (2, 19410974), (4, 9705487), (11, 3529268), (17, 2283644), (22, 1764634), (34, 1141822), (43, 902836), (44, 882317), (68, 570911), (71, 546788), (86, 451418), (142, 273394), (172, 225709), (187, 207604), (284, 136697), (289, 134332), (374, 103802), (473, 82076), (578, 67166), (731, 53108), (748, 51901), (781, 49708), (946, 41038), (1156, 33583), (1207, 32164), (1462, 26554), (1562, 24854), (1892, 20519), (2414, 16082), (2924, 13277), (3053, 12716), (3124, 12427), (3179, 12212), (4828, 8041), (6106, 6358)]