1821948

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 4583040

約数和(自身を除く): 2761092

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 61, 76, 114, 122, 131, 183, 228, 244, 262, 366, 393, 524, 732, 786, 1159, 1572, 2318, 2489, 3477, 4636, 4978, 6954, 7467, 7991, 9956, 13908, 14934, 15982, 23973, 29868, 31964, 47946, 95892, 151829, 303658, 455487, 607316, 910974, 1821948]

約数ペア:

[(1, 1821948), (2, 910974), (3, 607316), (4, 455487), (6, 303658), (12, 151829), (19, 95892), (38, 47946), (57, 31964), (61, 29868), (76, 23973), (114, 15982), (122, 14934), (131, 13908), (183, 9956), (228, 7991), (244, 7467), (262, 6954), (366, 4978), (393, 4636), (524, 3477), (732, 2489), (786, 2318), (1159, 1572)]