19447530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 48601728

約数和(自身を除く): 29154198

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 97, 123, 163, 194, 205, 246, 291, 326, 410, 485, 489, 582, 615, 815, 970, 978, 1230, 1455, 1630, 2445, 2910, 3977, 4890, 6683, 7954, 11931, 13366, 15811, 19885, 20049, 23862, 31622, 33415, 39770, 40098, 47433, 59655, 66830, 79055, 94866, 100245, 119310, 158110, 200490, 237165, 474330, 648251, 1296502, 1944753, 3241255, 3889506, 6482510, 9723765, 19447530]

約数ペア:

[(1, 19447530), (2, 9723765), (3, 6482510), (5, 3889506), (6, 3241255), (10, 1944753), (15, 1296502), (30, 648251), (41, 474330), (82, 237165), (97, 200490), (123, 158110), (163, 119310), (194, 100245), (205, 94866), (246, 79055), (291, 66830), (326, 59655), (410, 47433), (485, 40098), (489, 39770), (582, 33415), (615, 31622), (815, 23862), (970, 20049), (978, 19885), (1230, 15811), (1455, 13366), (1630, 11931), (2445, 7954), (2910, 6683), (3977, 4890)]