20100635990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1667}}^1\times {\mathrm{63463}}^1$

素因数の和:65156

約数の個数: 32

約数和(自身を含む): 38108862720

約数和(自身を除く): 18008226730

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1667, 3334, 8335, 16670, 31673, 63346, 63463, 126926, 158365, 316730, 317315, 634630, 1205797, 2411594, 6028985, 12057970, 105792821, 211585642, 528964105, 1057928210, 2010063599, 4020127198, 10050317995, 20100635990]

約数ペア:

[(1, 20100635990), (2, 10050317995), (5, 4020127198), (10, 2010063599), (19, 1057928210), (38, 528964105), (95, 211585642), (190, 105792821), (1667, 12057970), (3334, 6028985), (8335, 2411594), (16670, 1205797), (31673, 634630), (63346, 317315), (63463, 316730), (126926, 158365)]