18350216020

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{499}}^1\times {\mathrm{22153}}^1$

素因数の和:22744

約数の個数: 48

約数和(自身を含む): 39079656000

約数和(自身を除く): 20729439980

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 499, 830, 998, 1660, 1996, 2495, 4990, 9980, 22153, 41417, 44306, 82834, 88612, 110765, 165668, 207085, 221530, 414170, 443060, 828340, 1838699, 3677398, 7354796, 9193495, 11054347, 18386990, 22108694, 36773980, 44217388, 55271735, 110543470, 221086940, 917510801, 1835021602, 3670043204, 4587554005, 9175108010, 18350216020]

約数ペア:

[(1, 18350216020), (2, 9175108010), (4, 4587554005), (5, 3670043204), (10, 1835021602), (20, 917510801), (83, 221086940), (166, 110543470), (332, 55271735), (415, 44217388), (499, 36773980), (830, 22108694), (998, 18386990), (1660, 11054347), (1996, 9193495), (2495, 7354796), (4990, 3677398), (9980, 1838699), (22153, 828340), (41417, 443060), (44306, 414170), (82834, 221530), (88612, 207085), (110765, 165668)]