18929988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6829}}^1$

素因数の和:6857

約数の個数: 72

約数和(自身を含む): 59666880

約数和(自身を除く): 40736892

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 126, 132, 154, 198, 231, 252, 308, 396, 462, 693, 924, 1386, 2772, 6829, 13658, 20487, 27316, 40974, 47803, 61461, 75119, 81948, 95606, 122922, 143409, 150238, 191212, 225357, 245844, 286818, 300476, 430227, 450714, 525833, 573636, 676071, 860454, 901428, 1051666, 1352142, 1577499, 1720908, 2103332, 2704284, 3154998, 4732497, 6309996, 9464994, 18929988]

約数ペア:

[(1, 18929988), (2, 9464994), (3, 6309996), (4, 4732497), (6, 3154998), (7, 2704284), (9, 2103332), (11, 1720908), (12, 1577499), (14, 1352142), (18, 1051666), (21, 901428), (22, 860454), (28, 676071), (33, 573636), (36, 525833), (42, 450714), (44, 430227), (63, 300476), (66, 286818), (77, 245844), (84, 225357), (99, 191212), (126, 150238), (132, 143409), (154, 122922), (198, 95606), (231, 81948), (252, 75119), (308, 61461), (396, 47803), (462, 40974), (693, 27316), (924, 20487), (1386, 13658), (2772, 6829)]