19524670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 41570496

約数和(自身を除く): 22045826

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 53, 55, 85, 106, 110, 170, 187, 197, 265, 374, 394, 530, 583, 901, 935, 985, 1166, 1802, 1870, 1970, 2167, 2915, 3349, 4334, 4505, 5830, 6698, 9010, 9911, 10441, 10835, 16745, 19822, 20882, 21670, 33490, 36839, 49555, 52205, 73678, 99110, 104410, 114851, 177497, 184195, 229702, 354994, 368390, 574255, 887485, 1148510, 1774970, 1952467, 3904934, 9762335, 19524670]

約数ペア:

[(1, 19524670), (2, 9762335), (5, 3904934), (10, 1952467), (11, 1774970), (17, 1148510), (22, 887485), (34, 574255), (53, 368390), (55, 354994), (85, 229702), (106, 184195), (110, 177497), (170, 114851), (187, 104410), (197, 99110), (265, 73678), (374, 52205), (394, 49555), (530, 36839), (583, 33490), (901, 21670), (935, 20882), (985, 19822), (1166, 16745), (1802, 10835), (1870, 10441), (1970, 9911), (2167, 9010), (2915, 6698), (3349, 5830), (4334, 4505)]