20199347638

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{401}}^1\times {\mathrm{1013}}^1$

素因数の和:1509

約数の個数: 48

約数和(自身を含む): 32460232896

約数和(自身を除く): 12260885258

約数列:

[1, 2, 23, 46, 47, 94, 401, 529, 802, 1013, 1058, 1081, 2026, 2162, 9223, 18446, 18847, 23299, 24863, 37694, 46598, 47611, 49726, 95222, 212129, 406213, 424258, 433481, 535877, 812426, 866962, 1071754, 1095053, 2190106, 9342899, 9970063, 18685798, 19092011, 19940126, 25186219, 38184022, 50372438, 214886677, 429773354, 439116253, 878232506, 10099673819, 20199347638]

約数ペア:

[(1, 20199347638), (2, 10099673819), (23, 878232506), (46, 439116253), (47, 429773354), (94, 214886677), (401, 50372438), (529, 38184022), (802, 25186219), (1013, 19940126), (1058, 19092011), (1081, 18685798), (2026, 9970063), (2162, 9342899), (9223, 2190106), (18446, 1095053), (18847, 1071754), (23299, 866962), (24863, 812426), (37694, 535877), (46598, 433481), (47611, 424258), (49726, 406213), (95222, 212129)]