2218185904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{406559}}^1$

素因数の和:406609

約数の個数: 40

約数和(自身を含む): 4839690240

約数和(自身を除く): 2621504336

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 2728, 5456, 406559, 813118, 1626236, 3252472, 4472149, 6504944, 8944298, 12603329, 17888596, 25206658, 35777192, 50413316, 71554384, 100826632, 138636619, 201653264, 277273238, 554546476, 1109092952, 2218185904]

約数ペア:

[(1, 2218185904), (2, 1109092952), (4, 554546476), (8, 277273238), (11, 201653264), (16, 138636619), (22, 100826632), (31, 71554384), (44, 50413316), (62, 35777192), (88, 25206658), (124, 17888596), (176, 12603329), (248, 8944298), (341, 6504944), (496, 4472149), (682, 3252472), (1364, 1626236), (2728, 813118), (5456, 406559)]