20217023454

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{13037}}^1$

素因数の和:13345

約数の個数: 64

約数和(自身を含む): 43457218560

約数和(自身を除く): 23240195106

約数列:

[1, 2, 3, 6, 19, 38, 57, 61, 114, 122, 183, 223, 366, 446, 669, 1159, 1338, 2318, 3477, 4237, 6954, 8474, 12711, 13037, 13603, 25422, 26074, 27206, 39111, 40809, 78222, 81618, 247703, 258457, 495406, 516914, 743109, 775371, 795257, 1486218, 1550742, 1590514, 2385771, 2907251, 4771542, 5814502, 8721753, 15109883, 17443506, 30219766, 45329649, 55237769, 90659298, 110475538, 165713307, 177342311, 331426614, 354684622, 532026933, 1064053866, 3369503909, 6739007818, 10108511727, 20217023454]

約数ペア:

[(1, 20217023454), (2, 10108511727), (3, 6739007818), (6, 3369503909), (19, 1064053866), (38, 532026933), (57, 354684622), (61, 331426614), (114, 177342311), (122, 165713307), (183, 110475538), (223, 90659298), (366, 55237769), (446, 45329649), (669, 30219766), (1159, 17443506), (1338, 15109883), (2318, 8721753), (3477, 5814502), (4237, 4771542), (6954, 2907251), (8474, 2385771), (12711, 1590514), (13037, 1550742), (13603, 1486218), (25422, 795257), (26074, 775371), (27206, 743109), (39111, 516914), (40809, 495406), (78222, 258457), (81618, 247703)]