19006981760

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2284493}}^1$

素因数の和:2284525

約数の個数: 64

約数和(自身を含む): 48933861480

約数和(自身を除く): 29926879720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 2284493, 4568986, 9137972, 11422465, 18275944, 22844930, 29698409, 36551888, 45689860, 59396818, 73103776, 91379720, 118793636, 146207552, 148492045, 182759440, 237587272, 292415104, 296984090, 365518880, 475174544, 593968180, 731037760, 950349088, 1187936360, 1462075520, 1900698176, 2375872720, 3801396352, 4751745440, 9503490880, 19006981760]

約数ペア:

[(1, 19006981760), (2, 9503490880), (4, 4751745440), (5, 3801396352), (8, 2375872720), (10, 1900698176), (13, 1462075520), (16, 1187936360), (20, 950349088), (26, 731037760), (32, 593968180), (40, 475174544), (52, 365518880), (64, 296984090), (65, 292415104), (80, 237587272), (104, 182759440), (128, 148492045), (130, 146207552), (160, 118793636), (208, 91379720), (260, 73103776), (320, 59396818), (416, 45689860), (520, 36551888), (640, 29698409), (832, 22844930), (1040, 18275944), (1664, 11422465), (2080, 9137972), (4160, 4568986), (8320, 2284493)]