18397236928

素因数分解:

$2^6\times 7^1\times {\mathrm{61}}^1\times {\mathrm{673201}}^1$

素因数の和:673281

約数の個数: 56

約数和(自身を含む): 42406340384

約数和(自身を除く): 24009103456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 224, 244, 427, 448, 488, 854, 976, 1708, 1952, 3416, 3904, 6832, 13664, 27328, 673201, 1346402, 2692804, 4712407, 5385608, 9424814, 10771216, 18849628, 21542432, 37699256, 41065261, 43084864, 75398512, 82130522, 150797024, 164261044, 287456827, 301594048, 328522088, 574913654, 657044176, 1149827308, 1314088352, 2299654616, 2628176704, 4599309232, 9198618464, 18397236928]

約数ペア:

[(1, 18397236928), (2, 9198618464), (4, 4599309232), (7, 2628176704), (8, 2299654616), (14, 1314088352), (16, 1149827308), (28, 657044176), (32, 574913654), (56, 328522088), (61, 301594048), (64, 287456827), (112, 164261044), (122, 150797024), (224, 82130522), (244, 75398512), (427, 43084864), (448, 41065261), (488, 37699256), (854, 21542432), (976, 18849628), (1708, 10771216), (1952, 9424814), (3416, 5385608), (3904, 4712407), (6832, 2692804), (13664, 1346402), (27328, 673201)]