19104540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3499}}^1$

素因数の和:3531

約数の個数: 96

約数和(自身を含む): 65856000

約数和(自身を除く): 46751460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 3499, 5460, 6998, 10497, 13996, 17495, 20994, 24493, 34990, 41988, 45487, 48986, 52485, 69980, 73479, 90974, 97972, 104970, 122465, 136461, 146958, 181948, 209940, 227435, 244930, 272922, 293916, 318409, 367395, 454870, 489860, 545844, 636818, 682305, 734790, 909740, 955227, 1273636, 1364610, 1469580, 1592045, 1910454, 2729220, 3184090, 3820908, 4776135, 6368180, 9552270, 19104540]

約数ペア:

[(1, 19104540), (2, 9552270), (3, 6368180), (4, 4776135), (5, 3820908), (6, 3184090), (7, 2729220), (10, 1910454), (12, 1592045), (13, 1469580), (14, 1364610), (15, 1273636), (20, 955227), (21, 909740), (26, 734790), (28, 682305), (30, 636818), (35, 545844), (39, 489860), (42, 454870), (52, 367395), (60, 318409), (65, 293916), (70, 272922), (78, 244930), (84, 227435), (91, 209940), (105, 181948), (130, 146958), (140, 136461), (156, 122465), (182, 104970), (195, 97972), (210, 90974), (260, 73479), (273, 69980), (364, 52485), (390, 48986), (420, 45487), (455, 41988), (546, 34990), (780, 24493), (910, 20994), (1092, 17495), (1365, 13996), (1820, 10497), (2730, 6998), (3499, 5460)]