19011030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 47416320

約数和(自身を除く): 28405290

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 97, 139, 141, 194, 235, 278, 282, 291, 417, 470, 485, 582, 695, 705, 834, 970, 1390, 1410, 1455, 2085, 2910, 4170, 4559, 6533, 9118, 13066, 13483, 13677, 19599, 22795, 26966, 27354, 32665, 39198, 40449, 45590, 65330, 67415, 68385, 80898, 97995, 134830, 136770, 195990, 202245, 404490, 633701, 1267402, 1901103, 3168505, 3802206, 6337010, 9505515, 19011030]

約数ペア:

[(1, 19011030), (2, 9505515), (3, 6337010), (5, 3802206), (6, 3168505), (10, 1901103), (15, 1267402), (30, 633701), (47, 404490), (94, 202245), (97, 195990), (139, 136770), (141, 134830), (194, 97995), (235, 80898), (278, 68385), (282, 67415), (291, 65330), (417, 45590), (470, 40449), (485, 39198), (582, 32665), (695, 27354), (705, 26966), (834, 22795), (970, 19599), (1390, 13677), (1410, 13483), (1455, 13066), (2085, 9118), (2910, 6533), (4170, 4559)]