19103699056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{19471}}^1$

素因数の和:19634

約数の個数: 80

約数和(自身を含む): 41071121280

約数和(自身を除く): 21967422224

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 89, 104, 106, 178, 208, 212, 356, 424, 689, 712, 848, 1157, 1378, 1424, 2314, 2756, 4628, 4717, 5512, 9256, 9434, 11024, 18512, 18868, 19471, 37736, 38942, 61321, 75472, 77884, 122642, 155768, 245284, 253123, 311536, 490568, 506246, 981136, 1012492, 1031963, 1732919, 2024984, 2063926, 3465838, 4049968, 4127852, 6931676, 8255704, 13415519, 13863352, 16511408, 22527947, 26831038, 27726704, 45055894, 53662076, 90111788, 91844707, 107324152, 180223576, 183689414, 214648304, 360447152, 367378828, 734757656, 1193981191, 1469515312, 2387962382, 4775924764, 9551849528, 19103699056]

約数ペア:

[(1, 19103699056), (2, 9551849528), (4, 4775924764), (8, 2387962382), (13, 1469515312), (16, 1193981191), (26, 734757656), (52, 367378828), (53, 360447152), (89, 214648304), (104, 183689414), (106, 180223576), (178, 107324152), (208, 91844707), (212, 90111788), (356, 53662076), (424, 45055894), (689, 27726704), (712, 26831038), (848, 22527947), (1157, 16511408), (1378, 13863352), (1424, 13415519), (2314, 8255704), (2756, 6931676), (4628, 4127852), (4717, 4049968), (5512, 3465838), (9256, 2063926), (9434, 2024984), (11024, 1732919), (18512, 1031963), (18868, 1012492), (19471, 981136), (37736, 506246), (38942, 490568), (61321, 311536), (75472, 253123), (77884, 245284), (122642, 155768)]