2019776988

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{19997}}^1$

素因数の和:20466

約数の個数: 48

約数和(自身を含む): 4972302720

約数和(自身を除く): 2952525732

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 443, 886, 1329, 1772, 2658, 5316, 8417, 16834, 19997, 25251, 33668, 39994, 50502, 59991, 79988, 101004, 119982, 239964, 379943, 759886, 1139829, 1519772, 2279658, 4559316, 8858671, 17717342, 26576013, 35434684, 53152026, 106304052, 168314749, 336629498, 504944247, 673258996, 1009888494, 2019776988]

約数ペア:

[(1, 2019776988), (2, 1009888494), (3, 673258996), (4, 504944247), (6, 336629498), (12, 168314749), (19, 106304052), (38, 53152026), (57, 35434684), (76, 26576013), (114, 17717342), (228, 8858671), (443, 4559316), (886, 2279658), (1329, 1519772), (1772, 1139829), (2658, 759886), (5316, 379943), (8417, 239964), (16834, 119982), (19997, 101004), (25251, 79988), (33668, 59991), (39994, 50502)]