19156717060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{887707}}^1$

素因数の和:887812

約数の個数: 48

約数和(自身を含む): 43845673536

約数和(自身を除く): 24688956476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1660, 2158, 4316, 5395, 10790, 21580, 887707, 1775414, 3550828, 4438535, 8877070, 11540191, 17754140, 23080382, 46160764, 57700955, 73679681, 115401910, 147359362, 230803820, 294718724, 368398405, 736796810, 957835853, 1473593620, 1915671706, 3831343412, 4789179265, 9578358530, 19156717060]

約数ペア:

[(1, 19156717060), (2, 9578358530), (4, 4789179265), (5, 3831343412), (10, 1915671706), (13, 1473593620), (20, 957835853), (26, 736796810), (52, 368398405), (65, 294718724), (83, 230803820), (130, 147359362), (166, 115401910), (260, 73679681), (332, 57700955), (415, 46160764), (830, 23080382), (1079, 17754140), (1660, 11540191), (2158, 8877070), (4316, 4438535), (5395, 3550828), (10790, 1775414), (21580, 887707)]