19489236

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{461}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 49260288

約数和(自身を除く): 29771052

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 271, 461, 542, 813, 922, 1084, 1383, 1626, 1844, 2766, 3252, 3523, 5532, 5993, 7046, 10569, 11986, 14092, 17979, 21138, 23972, 35958, 42276, 71916, 124931, 249862, 374793, 499724, 749586, 1499172, 1624103, 3248206, 4872309, 6496412, 9744618, 19489236]

約数ペア:

[(1, 19489236), (2, 9744618), (3, 6496412), (4, 4872309), (6, 3248206), (12, 1624103), (13, 1499172), (26, 749586), (39, 499724), (52, 374793), (78, 249862), (156, 124931), (271, 71916), (461, 42276), (542, 35958), (813, 23972), (922, 21138), (1084, 17979), (1383, 14092), (1626, 11986), (1844, 10569), (2766, 7046), (3252, 5993), (3523, 5532)]