18850110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1607}}^1$

素因数の和:1657

約数の個数: 64

約数和(自身を含む): 50015232

約数和(自身を除く): 31165122

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 46, 51, 69, 85, 102, 115, 138, 170, 230, 255, 345, 391, 510, 690, 782, 1173, 1607, 1955, 2346, 3214, 3910, 4821, 5865, 8035, 9642, 11730, 16070, 24105, 27319, 36961, 48210, 54638, 73922, 81957, 110883, 136595, 163914, 184805, 221766, 273190, 369610, 409785, 554415, 628337, 819570, 1108830, 1256674, 1885011, 3141685, 3770022, 6283370, 9425055, 18850110]

約数ペア:

[(1, 18850110), (2, 9425055), (3, 6283370), (5, 3770022), (6, 3141685), (10, 1885011), (15, 1256674), (17, 1108830), (23, 819570), (30, 628337), (34, 554415), (46, 409785), (51, 369610), (69, 273190), (85, 221766), (102, 184805), (115, 163914), (138, 136595), (170, 110883), (230, 81957), (255, 73922), (345, 54638), (391, 48210), (510, 36961), (690, 27319), (782, 24105), (1173, 16070), (1607, 11730), (1955, 9642), (2346, 8035), (3214, 5865), (3910, 4821)]