20456469228

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1579}}^1\times {\mathrm{83047}}^1$

素因数の和:84646

約数の個数: 48

約数和(自身を含む): 51436609280

約数和(自身を除く): 30980140052

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1579, 3158, 4737, 6316, 9474, 18948, 20527, 41054, 61581, 82108, 83047, 123162, 166094, 246324, 249141, 332188, 498282, 996564, 1079611, 2159222, 3238833, 4318444, 6477666, 12955332, 131131213, 262262426, 393393639, 524524852, 786787278, 1573574556, 1704705769, 3409411538, 5114117307, 6818823076, 10228234614, 20456469228]

約数ペア:

[(1, 20456469228), (2, 10228234614), (3, 6818823076), (4, 5114117307), (6, 3409411538), (12, 1704705769), (13, 1573574556), (26, 786787278), (39, 524524852), (52, 393393639), (78, 262262426), (156, 131131213), (1579, 12955332), (3158, 6477666), (4737, 4318444), (6316, 3238833), (9474, 2159222), (18948, 1079611), (20527, 996564), (41054, 498282), (61581, 332188), (82108, 249141), (83047, 246324), (123162, 166094)]