2019404512

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{54449}}^1$

素因数の和:54539

約数の個数: 48

約数和(自身を含む): 4253634000

約数和(自身を除く): 2234229488

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 61, 76, 122, 152, 244, 304, 488, 608, 976, 1159, 1952, 2318, 4636, 9272, 18544, 37088, 54449, 108898, 217796, 435592, 871184, 1034531, 1742368, 2069062, 3321389, 4138124, 6642778, 8276248, 13285556, 16552496, 26571112, 33104992, 53142224, 63106391, 106284448, 126212782, 252425564, 504851128, 1009702256, 2019404512]

約数ペア:

[(1, 2019404512), (2, 1009702256), (4, 504851128), (8, 252425564), (16, 126212782), (19, 106284448), (32, 63106391), (38, 53142224), (61, 33104992), (76, 26571112), (122, 16552496), (152, 13285556), (244, 8276248), (304, 6642778), (488, 4138124), (608, 3321389), (976, 2069062), (1159, 1742368), (1952, 1034531), (2318, 871184), (4636, 435592), (9272, 217796), (18544, 108898), (37088, 54449)]