19861732910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{11353}}^1$

素因数の和:11669

約数の個数: 64

約数和(自身を含む): 38935318464

約数和(自身を除く): 19073585554

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 251, 410, 502, 697, 1255, 1394, 2510, 3485, 4267, 6970, 8534, 10291, 11353, 20582, 21335, 22706, 42670, 51455, 56765, 102910, 113530, 174947, 193001, 349894, 386002, 465473, 874735, 930946, 965005, 1749470, 1930010, 2327365, 2849603, 4654730, 5699206, 7913041, 14248015, 15826082, 28496030, 39565205, 48443251, 79130410, 96886502, 116833723, 233667446, 242216255, 484432510, 584168615, 1168337230, 1986173291, 3972346582, 9930866455, 19861732910]

約数ペア:

[(1, 19861732910), (2, 9930866455), (5, 3972346582), (10, 1986173291), (17, 1168337230), (34, 584168615), (41, 484432510), (82, 242216255), (85, 233667446), (170, 116833723), (205, 96886502), (251, 79130410), (410, 48443251), (502, 39565205), (697, 28496030), (1255, 15826082), (1394, 14248015), (2510, 7913041), (3485, 5699206), (4267, 4654730), (6970, 2849603), (8534, 2327365), (10291, 1930010), (11353, 1749470), (20582, 965005), (21335, 930946), (22706, 874735), (42670, 465473), (51455, 386002), (56765, 349894), (102910, 193001), (113530, 174947)]