20157843438

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{379}}^1\times {\mathrm{24023}}^1$

素因数の和:24454

約数の個数: 64

約数和(自身を含む): 46010764800

約数和(自身を除く): 25852921362

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 82, 123, 246, 369, 379, 738, 758, 1107, 1137, 2214, 2274, 3411, 6822, 10233, 15539, 20466, 24023, 31078, 46617, 48046, 72069, 93234, 139851, 144138, 216207, 279702, 419553, 432414, 648621, 839106, 984943, 1297242, 1969886, 2954829, 5909658, 8864487, 9104717, 17728974, 18209434, 26593461, 27314151, 53186922, 54628302, 81942453, 163884906, 245827359, 373293397, 491654718, 746586794, 1119880191, 2239760382, 3359640573, 6719281146, 10078921719, 20157843438]

約数ペア:

[(1, 20157843438), (2, 10078921719), (3, 6719281146), (6, 3359640573), (9, 2239760382), (18, 1119880191), (27, 746586794), (41, 491654718), (54, 373293397), (82, 245827359), (123, 163884906), (246, 81942453), (369, 54628302), (379, 53186922), (738, 27314151), (758, 26593461), (1107, 18209434), (1137, 17728974), (2214, 9104717), (2274, 8864487), (3411, 5909658), (6822, 2954829), (10233, 1969886), (15539, 1297242), (20466, 984943), (24023, 839106), (31078, 648621), (46617, 432414), (48046, 419553), (72069, 279702), (93234, 216207), (139851, 144138)]