2019863818

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{8923}}^1$

素因数の和:9011

約数の個数: 64

約数和(自身を含む): 3906570240

約数和(自身を除く): 1886706422

約数列:

[1, 2, 7, 14, 19, 23, 37, 38, 46, 74, 133, 161, 259, 266, 322, 437, 518, 703, 851, 874, 1406, 1702, 3059, 4921, 5957, 6118, 8923, 9842, 11914, 16169, 17846, 32338, 62461, 113183, 124922, 169537, 205229, 226366, 330151, 339074, 410458, 660302, 1186759, 1436603, 2311057, 2373518, 2873206, 3899351, 4622114, 6272869, 7593473, 7798702, 12545738, 15186946, 27295457, 43910083, 53154311, 54590914, 87820166, 106308622, 144275987, 288551974, 1009931909, 2019863818]

約数ペア:

[(1, 2019863818), (2, 1009931909), (7, 288551974), (14, 144275987), (19, 106308622), (23, 87820166), (37, 54590914), (38, 53154311), (46, 43910083), (74, 27295457), (133, 15186946), (161, 12545738), (259, 7798702), (266, 7593473), (322, 6272869), (437, 4622114), (518, 3899351), (703, 2873206), (851, 2373518), (874, 2311057), (1406, 1436603), (1702, 1186759), (3059, 660302), (4921, 410458), (5957, 339074), (6118, 330151), (8923, 226366), (9842, 205229), (11914, 169537), (16169, 124922), (17846, 113183), (32338, 62461)]