18743970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:376

約数の個数: 96

約数和(自身を含む): 53778816

約数和(自身を除く): 35034846

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 49, 70, 82, 98, 105, 123, 147, 205, 210, 245, 246, 287, 294, 311, 410, 490, 574, 615, 622, 735, 861, 933, 1230, 1435, 1470, 1555, 1722, 1866, 2009, 2177, 2870, 3110, 4018, 4305, 4354, 4665, 6027, 6531, 8610, 9330, 10045, 10885, 12054, 12751, 13062, 15239, 20090, 21770, 25502, 30135, 30478, 32655, 38253, 45717, 60270, 63755, 65310, 76195, 76506, 89257, 91434, 127510, 152390, 178514, 191265, 228585, 267771, 382530, 446285, 457170, 535542, 624799, 892570, 1249598, 1338855, 1874397, 2677710, 3123995, 3748794, 6247990, 9371985, 18743970]

約数ペア:

[(1, 18743970), (2, 9371985), (3, 6247990), (5, 3748794), (6, 3123995), (7, 2677710), (10, 1874397), (14, 1338855), (15, 1249598), (21, 892570), (30, 624799), (35, 535542), (41, 457170), (42, 446285), (49, 382530), (70, 267771), (82, 228585), (98, 191265), (105, 178514), (123, 152390), (147, 127510), (205, 91434), (210, 89257), (245, 76506), (246, 76195), (287, 65310), (294, 63755), (311, 60270), (410, 45717), (490, 38253), (574, 32655), (615, 30478), (622, 30135), (735, 25502), (861, 21770), (933, 20090), (1230, 15239), (1435, 13062), (1470, 12751), (1555, 12054), (1722, 10885), (1866, 10045), (2009, 9330), (2177, 8610), (2870, 6531), (3110, 6027), (4018, 4665), (4305, 4354)]