19246630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 40134528

約数和(自身を除く): 20887898

約数列:

[1, 2, 5, 10, 13, 23, 26, 41, 46, 65, 82, 115, 130, 157, 205, 230, 299, 314, 410, 533, 598, 785, 943, 1066, 1495, 1570, 1886, 2041, 2665, 2990, 3611, 4082, 4715, 5330, 6437, 7222, 9430, 10205, 12259, 12874, 18055, 20410, 24518, 32185, 36110, 46943, 61295, 64370, 83681, 93886, 122590, 148051, 167362, 234715, 296102, 418405, 469430, 740255, 836810, 1480510, 1924663, 3849326, 9623315, 19246630]

約数ペア:

[(1, 19246630), (2, 9623315), (5, 3849326), (10, 1924663), (13, 1480510), (23, 836810), (26, 740255), (41, 469430), (46, 418405), (65, 296102), (82, 234715), (115, 167362), (130, 148051), (157, 122590), (205, 93886), (230, 83681), (299, 64370), (314, 61295), (410, 46943), (533, 36110), (598, 32185), (785, 24518), (943, 20410), (1066, 18055), (1495, 12874), (1570, 12259), (1886, 10205), (2041, 9430), (2665, 7222), (2990, 6437), (3611, 5330), (4082, 4715)]