20212852935

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{28403}}^1$

素因数の和:28668

約数の個数: 64

約数和(自身を含む): 37302405120

約数和(自身を除く): 17089552185

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 227, 285, 627, 681, 1045, 1135, 2497, 3135, 3405, 4313, 7491, 12485, 12939, 21565, 28403, 37455, 47443, 64695, 85209, 142015, 142329, 237215, 312433, 426045, 539657, 711645, 937299, 1562165, 1618971, 2698285, 4686495, 5936227, 6447481, 8094855, 17808681, 19342443, 29681135, 32237405, 70922291, 89043405, 96712215, 122502139, 212766873, 354611455, 367506417, 612510695, 1063834365, 1347523529, 1837532085, 4042570587, 6737617645, 20212852935]

約数ペア:

[(1, 20212852935), (3, 6737617645), (5, 4042570587), (11, 1837532085), (15, 1347523529), (19, 1063834365), (33, 612510695), (55, 367506417), (57, 354611455), (95, 212766873), (165, 122502139), (209, 96712215), (227, 89043405), (285, 70922291), (627, 32237405), (681, 29681135), (1045, 19342443), (1135, 17808681), (2497, 8094855), (3135, 6447481), (3405, 5936227), (4313, 4686495), (7491, 2698285), (12485, 1618971), (12939, 1562165), (21565, 937299), (28403, 711645), (37455, 539657), (47443, 426045), (64695, 312433), (85209, 237215), (142015, 142329)]