18871472944

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{96749}}^1$

素因数の和:96997

約数の個数: 40

約数和(自身を含む): 37286676000

約数和(自身を除く): 18415203056

約数列:

[1, 2, 4, 8, 16, 73, 146, 167, 292, 334, 584, 668, 1168, 1336, 2672, 12191, 24382, 48764, 96749, 97528, 193498, 195056, 386996, 773992, 1547984, 7062677, 14125354, 16157083, 28250708, 32314166, 56501416, 64628332, 113002832, 129256664, 258513328, 1179467059, 2358934118, 4717868236, 9435736472, 18871472944]

約数ペア:

[(1, 18871472944), (2, 9435736472), (4, 4717868236), (8, 2358934118), (16, 1179467059), (73, 258513328), (146, 129256664), (167, 113002832), (292, 64628332), (334, 56501416), (584, 32314166), (668, 28250708), (1168, 16157083), (1336, 14125354), (2672, 7062677), (12191, 1547984), (24382, 773992), (48764, 386996), (96749, 195056), (97528, 193498)]