20331324

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{1609}}^1$

素因数の和:1641

約数の個数: 72

約数和(自身を含む): 57431920

約数和(自身を除く): 37100596

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 243, 324, 351, 468, 486, 702, 972, 1053, 1404, 1609, 2106, 3159, 3218, 4212, 4827, 6318, 6436, 9654, 12636, 14481, 19308, 20917, 28962, 41834, 43443, 57924, 62751, 83668, 86886, 125502, 130329, 173772, 188253, 251004, 260658, 376506, 390987, 521316, 564759, 753012, 781974, 1129518, 1563948, 1694277, 2259036, 3388554, 5082831, 6777108, 10165662, 20331324]

約数ペア:

[(1, 20331324), (2, 10165662), (3, 6777108), (4, 5082831), (6, 3388554), (9, 2259036), (12, 1694277), (13, 1563948), (18, 1129518), (26, 781974), (27, 753012), (36, 564759), (39, 521316), (52, 390987), (54, 376506), (78, 260658), (81, 251004), (108, 188253), (117, 173772), (156, 130329), (162, 125502), (234, 86886), (243, 83668), (324, 62751), (351, 57924), (468, 43443), (486, 41834), (702, 28962), (972, 20917), (1053, 19308), (1404, 14481), (1609, 12636), (2106, 9654), (3159, 6436), (3218, 6318), (4212, 4827)]