19950684

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 54190080

約数和(自身を除く): 34239396

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 53, 57, 76, 78, 106, 114, 127, 156, 159, 212, 228, 247, 254, 318, 381, 494, 508, 636, 689, 741, 762, 988, 1007, 1378, 1482, 1524, 1651, 2014, 2067, 2413, 2756, 2964, 3021, 3302, 4028, 4134, 4826, 4953, 6042, 6604, 6731, 7239, 8268, 9652, 9906, 12084, 13091, 13462, 14478, 19812, 20193, 26182, 26924, 28956, 31369, 39273, 40386, 52364, 62738, 78546, 80772, 87503, 94107, 125476, 127889, 157092, 175006, 188214, 255778, 262509, 350012, 376428, 383667, 511556, 525018, 767334, 1050036, 1534668, 1662557, 3325114, 4987671, 6650228, 9975342, 19950684]

約数ペア:

[(1, 19950684), (2, 9975342), (3, 6650228), (4, 4987671), (6, 3325114), (12, 1662557), (13, 1534668), (19, 1050036), (26, 767334), (38, 525018), (39, 511556), (52, 383667), (53, 376428), (57, 350012), (76, 262509), (78, 255778), (106, 188214), (114, 175006), (127, 157092), (156, 127889), (159, 125476), (212, 94107), (228, 87503), (247, 80772), (254, 78546), (318, 62738), (381, 52364), (494, 40386), (508, 39273), (636, 31369), (689, 28956), (741, 26924), (762, 26182), (988, 20193), (1007, 19812), (1378, 14478), (1482, 13462), (1524, 13091), (1651, 12084), (2014, 9906), (2067, 9652), (2413, 8268), (2756, 7239), (2964, 6731), (3021, 6604), (3302, 6042), (4028, 4953), (4134, 4826)]