20218986510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1\times {\mathrm{29569}}^1$

素因数の和:30593

約数の個数: 64

約数和(自身を含む): 50688184320

約数和(自身を除く): 30469197810

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 991, 1982, 2973, 4955, 5946, 9910, 14865, 22793, 29569, 29730, 45586, 59138, 68379, 88707, 113965, 136758, 147845, 177414, 227930, 295690, 341895, 443535, 680087, 683790, 887070, 1360174, 2040261, 3400435, 4080522, 6800870, 10201305, 20402610, 29302879, 58605758, 87908637, 146514395, 175817274, 293028790, 439543185, 673966217, 879086370, 1347932434, 2021898651, 3369831085, 4043797302, 6739662170, 10109493255, 20218986510]

約数ペア:

[(1, 20218986510), (2, 10109493255), (3, 6739662170), (5, 4043797302), (6, 3369831085), (10, 2021898651), (15, 1347932434), (23, 879086370), (30, 673966217), (46, 439543185), (69, 293028790), (115, 175817274), (138, 146514395), (230, 87908637), (345, 58605758), (690, 29302879), (991, 20402610), (1982, 10201305), (2973, 6800870), (4955, 4080522), (5946, 3400435), (9910, 2040261), (14865, 1360174), (22793, 887070), (29569, 683790), (29730, 680087), (45586, 443535), (59138, 341895), (68379, 295690), (88707, 227930), (113965, 177414), (136758, 147845)]