19553910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1667}}^1$

素因数の和:1717

約数の個数: 64

約数和(自身を含む): 51881472

約数和(自身を除く): 32327562

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 46, 51, 69, 85, 102, 115, 138, 170, 230, 255, 345, 391, 510, 690, 782, 1173, 1667, 1955, 2346, 3334, 3910, 5001, 5865, 8335, 10002, 11730, 16670, 25005, 28339, 38341, 50010, 56678, 76682, 85017, 115023, 141695, 170034, 191705, 230046, 283390, 383410, 425085, 575115, 651797, 850170, 1150230, 1303594, 1955391, 3258985, 3910782, 6517970, 9776955, 19553910]

約数ペア:

[(1, 19553910), (2, 9776955), (3, 6517970), (5, 3910782), (6, 3258985), (10, 1955391), (15, 1303594), (17, 1150230), (23, 850170), (30, 651797), (34, 575115), (46, 425085), (51, 383410), (69, 283390), (85, 230046), (102, 191705), (115, 170034), (138, 141695), (170, 115023), (230, 85017), (255, 76682), (345, 56678), (391, 50010), (510, 38341), (690, 28339), (782, 25005), (1173, 16670), (1667, 11730), (1955, 10002), (2346, 8335), (3334, 5865), (3910, 5001)]