19001322

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:535

約数の個数: 48

約数和(自身を含む): 43173000

約数和(自身を除く): 24171678

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 89, 174, 178, 261, 267, 409, 522, 534, 801, 818, 1227, 1602, 2454, 2581, 3681, 5162, 7362, 7743, 11861, 15486, 23229, 23722, 35583, 36401, 46458, 71166, 72802, 106749, 109203, 213498, 218406, 327609, 655218, 1055629, 2111258, 3166887, 6333774, 9500661, 19001322]

約数ペア:

[(1, 19001322), (2, 9500661), (3, 6333774), (6, 3166887), (9, 2111258), (18, 1055629), (29, 655218), (58, 327609), (87, 218406), (89, 213498), (174, 109203), (178, 106749), (261, 72802), (267, 71166), (409, 46458), (522, 36401), (534, 35583), (801, 23722), (818, 23229), (1227, 15486), (1602, 11861), (2454, 7743), (2581, 7362), (3681, 5162)]