19495944

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:212

約数の個数: 128

約数和(自身を含む): 59875200

約数和(自身を除く): 40379256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 53, 54, 72, 78, 104, 106, 108, 117, 131, 156, 159, 212, 216, 234, 262, 312, 318, 351, 393, 424, 468, 477, 524, 636, 689, 702, 786, 936, 954, 1048, 1179, 1272, 1378, 1404, 1431, 1572, 1703, 1908, 2067, 2358, 2756, 2808, 2862, 3144, 3406, 3537, 3816, 4134, 4716, 5109, 5512, 5724, 6201, 6812, 6943, 7074, 8268, 9432, 10218, 11448, 12402, 13624, 13886, 14148, 15327, 16536, 18603, 20436, 20829, 24804, 27772, 28296, 30654, 37206, 40872, 41658, 45981, 49608, 55544, 61308, 62487, 74412, 83316, 90259, 91962, 122616, 124974, 148824, 166632, 180518, 183924, 187461, 249948, 270777, 361036, 367848, 374922, 499896, 541554, 722072, 749844, 812331, 1083108, 1499688, 1624662, 2166216, 2436993, 3249324, 4873986, 6498648, 9747972, 19495944]

約数ペア:

[(1, 19495944), (2, 9747972), (3, 6498648), (4, 4873986), (6, 3249324), (8, 2436993), (9, 2166216), (12, 1624662), (13, 1499688), (18, 1083108), (24, 812331), (26, 749844), (27, 722072), (36, 541554), (39, 499896), (52, 374922), (53, 367848), (54, 361036), (72, 270777), (78, 249948), (104, 187461), (106, 183924), (108, 180518), (117, 166632), (131, 148824), (156, 124974), (159, 122616), (212, 91962), (216, 90259), (234, 83316), (262, 74412), (312, 62487), (318, 61308), (351, 55544), (393, 49608), (424, 45981), (468, 41658), (477, 40872), (524, 37206), (636, 30654), (689, 28296), (702, 27772), (786, 24804), (936, 20829), (954, 20436), (1048, 18603), (1179, 16536), (1272, 15327), (1378, 14148), (1404, 13886), (1431, 13624), (1572, 12402), (1703, 11448), (1908, 10218), (2067, 9432), (2358, 8268), (2756, 7074), (2808, 6943), (2862, 6812), (3144, 6201), (3406, 5724), (3537, 5512), (3816, 5109), (4134, 4716)]