19994828144

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{6553}}^1\times {\mathrm{10037}}^1$

素因数の和:16617

約数の個数: 40

約数和(自身を含む): 40789212240

約数和(自身を除く): 20794384096

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 6553, 10037, 13106, 20074, 26212, 40148, 52424, 80296, 104848, 124507, 160592, 190703, 249014, 381406, 498028, 762812, 996056, 1525624, 1992112, 3051248, 65772461, 131544922, 263089844, 526179688, 1052359376, 1249676759, 2499353518, 4998707036, 9997414072, 19994828144]

約数ペア:

[(1, 19994828144), (2, 9997414072), (4, 4998707036), (8, 2499353518), (16, 1249676759), (19, 1052359376), (38, 526179688), (76, 263089844), (152, 131544922), (304, 65772461), (6553, 3051248), (10037, 1992112), (13106, 1525624), (20074, 996056), (26212, 762812), (40148, 498028), (52424, 381406), (80296, 249014), (104848, 190703), (124507, 160592)]