19093250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 40030848

約数和(自身を除く): 20937598

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 53, 55, 106, 110, 125, 131, 250, 262, 265, 275, 530, 550, 583, 655, 1166, 1310, 1325, 1375, 1441, 2650, 2750, 2882, 2915, 3275, 5830, 6550, 6625, 6943, 7205, 13250, 13886, 14410, 14575, 16375, 29150, 32750, 34715, 36025, 69430, 72050, 72875, 76373, 145750, 152746, 173575, 180125, 347150, 360250, 381865, 763730, 867875, 1735750, 1909325, 3818650, 9546625, 19093250]

約数ペア:

[(1, 19093250), (2, 9546625), (5, 3818650), (10, 1909325), (11, 1735750), (22, 867875), (25, 763730), (50, 381865), (53, 360250), (55, 347150), (106, 180125), (110, 173575), (125, 152746), (131, 145750), (250, 76373), (262, 72875), (265, 72050), (275, 69430), (530, 36025), (550, 34715), (583, 32750), (655, 29150), (1166, 16375), (1310, 14575), (1325, 14410), (1375, 13886), (1441, 13250), (2650, 7205), (2750, 6943), (2882, 6625), (2915, 6550), (3275, 5830)]