18005887728

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{4033577}}^1$

素因数の和:4033622

約数の個数: 60

約数和(自身を含む): 52017021888

約数和(自身を除く): 34011134160

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1488, 2232, 4464, 4033577, 8067154, 12100731, 16134308, 24201462, 32268616, 36302193, 48402924, 64537232, 72604386, 96805848, 125040887, 145208772, 193611696, 250081774, 290417544, 375122661, 500163548, 580835088, 750245322, 1000327096, 1125367983, 1500490644, 2000654192, 2250735966, 3000981288, 4501471932, 6001962576, 9002943864, 18005887728]

約数ペア:

[(1, 18005887728), (2, 9002943864), (3, 6001962576), (4, 4501471932), (6, 3000981288), (8, 2250735966), (9, 2000654192), (12, 1500490644), (16, 1125367983), (18, 1000327096), (24, 750245322), (31, 580835088), (36, 500163548), (48, 375122661), (62, 290417544), (72, 250081774), (93, 193611696), (124, 145208772), (144, 125040887), (186, 96805848), (248, 72604386), (279, 64537232), (372, 48402924), (496, 36302193), (558, 32268616), (744, 24201462), (1116, 16134308), (1488, 12100731), (2232, 8067154), (4464, 4033577)]