18877544892

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{240209}}^1$

素因数の和:240315

約数の個数: 72

約数和(自身を含む): 49838770800

約数和(自身を除く): 30961225908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 59, 74, 111, 118, 148, 177, 222, 236, 333, 354, 444, 531, 666, 708, 1062, 1332, 2124, 2183, 4366, 6549, 8732, 13098, 19647, 26196, 39294, 78588, 240209, 480418, 720627, 960836, 1441254, 2161881, 2882508, 4323762, 8647524, 8887733, 14172331, 17775466, 26663199, 28344662, 35550932, 42516993, 53326398, 56689324, 79989597, 85033986, 106652796, 127550979, 159979194, 170067972, 255101958, 319958388, 510203916, 524376247, 1048752494, 1573128741, 2097504988, 3146257482, 4719386223, 6292514964, 9438772446, 18877544892]

約数ペア:

[(1, 18877544892), (2, 9438772446), (3, 6292514964), (4, 4719386223), (6, 3146257482), (9, 2097504988), (12, 1573128741), (18, 1048752494), (36, 524376247), (37, 510203916), (59, 319958388), (74, 255101958), (111, 170067972), (118, 159979194), (148, 127550979), (177, 106652796), (222, 85033986), (236, 79989597), (333, 56689324), (354, 53326398), (444, 42516993), (531, 35550932), (666, 28344662), (708, 26663199), (1062, 17775466), (1332, 14172331), (2124, 8887733), (2183, 8647524), (4366, 4323762), (6549, 2882508), (8732, 2161881), (13098, 1441254), (19647, 960836), (26196, 720627), (39294, 480418), (78588, 240209)]