38121584

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:489

約数の個数: 40

約数和(自身を含む): 75880560

約数和(自身を除く): 37758976

約数列:

[1, 2, 4, 8, 16, 61, 122, 139, 244, 278, 281, 488, 556, 562, 976, 1112, 1124, 2224, 2248, 4496, 8479, 16958, 17141, 33916, 34282, 39059, 67832, 68564, 78118, 135664, 137128, 156236, 274256, 312472, 624944, 2382599, 4765198, 9530396, 19060792, 38121584]

約数ペア:

[(1, 38121584), (2, 19060792), (4, 9530396), (8, 4765198), (16, 2382599), (61, 624944), (122, 312472), (139, 274256), (244, 156236), (278, 137128), (281, 135664), (488, 78118), (556, 68564), (562, 67832), (976, 39059), (1112, 34282), (1124, 33916), (2224, 17141), (2248, 16958), (4496, 8479)]