19350558

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 43467840

約数和(自身を除く): 24117282

約数列:

[1, 2, 3, 6, 9, 18, 47, 89, 94, 141, 178, 257, 267, 282, 423, 514, 534, 771, 801, 846, 1542, 1602, 2313, 4183, 4626, 8366, 12079, 12549, 22873, 24158, 25098, 36237, 37647, 45746, 68619, 72474, 75294, 108711, 137238, 205857, 217422, 411714, 1075031, 2150062, 3225093, 6450186, 9675279, 19350558]

約数ペア:

[(1, 19350558), (2, 9675279), (3, 6450186), (6, 3225093), (9, 2150062), (18, 1075031), (47, 411714), (89, 217422), (94, 205857), (141, 137238), (178, 108711), (257, 75294), (267, 72474), (282, 68619), (423, 45746), (514, 37647), (534, 36237), (771, 25098), (801, 24158), (846, 22873), (1542, 12549), (1602, 12079), (2313, 8366), (4183, 4626)]